Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr Buildings_8_Buildings.Fluid.HeatExchangers.RadiantSlabs.Examples.SingleCircuitMultipleCircuitFiniteDifference.conf.json loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.1.4-maint.8.1.x/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 3.2.3+maint.om/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 3.2.3+maint.om/package.mo", uses=false) Using package ModelicaServices with version 3.2.3 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 3.2.3+maint.om/package.mo) Using package Modelica with version 3.2.3 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo) Using package Complex with version 3.2.3 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 3.2.3+maint.om/package.mo) Using package Buildings with version 8.1.4 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.1.4-maint.8.1.x/package.mo) Running command: translateModel(Buildings.Fluid.HeatExchangers.RadiantSlabs.Examples.SingleCircuitMultipleCircuitFiniteDifference,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_8_Buildings.Fluid.HeatExchangers.RadiantSlabs.Examples.SingleCircuitMultipleCircuitFiniteDifference") translateModel(Buildings.Fluid.HeatExchangers.RadiantSlabs.Examples.SingleCircuitMultipleCircuitFiniteDifference,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_8_Buildings.Fluid.HeatExchangers.RadiantSlabs.Examples.SingleCircuitMultipleCircuitFiniteDifference") Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.1.4-maint.8.1.x/package.mo): time 1.728/1.728, allocations: 289.7 MB / 302.2 MB, free: 2.16 MB / 234.7 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 3.2.3+maint.om/package.mo): time 0.001207/0.001207, allocations: 177.7 kB / 371.6 MB, free: 3.41 MB / 298.7 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 1.994/1.994, allocations: 205.1 MB / 0.6309 GB, free: 11.74 MB / 474.7 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 3.2.3+maint.om/package.mo): time 0.001026/0.001026, allocations: 91 kB / 0.745 GB, free: 54.63 MB / 0.5573 GB Notification: Performance of FrontEnd - loaded program: time 3.324e-05/3.327e-05, allocations: 4 kB / 0.8662 GB, free: 15.06 MB / 0.6042 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.3124/0.3124, allocations: 116.3 MB / 0.9798 GB, free: 10.59 MB / 0.7136 GB Notification: Performance of FrontEnd - scodeFlatten: time 1.869/2.181, allocations: 467.1 MB / 1.436 GB, free: 256.9 MB / 0.948 GB Notification: Performance of FrontEnd - mkProgramGraph: time 0.0002568/2.182, allocations: 101.4 kB / 1.436 GB, free: 256.9 MB / 0.948 GB Notification: Performance of FrontEnd - DAE generated: time 20.76/22.94, allocations: 4.254 GB / 5.69 GB, free: 52.3 MB / 1.057 GB Notification: Performance of FrontEnd: time 2.304e-06/22.94, allocations: 2.812 kB / 5.69 GB, free: 52.3 MB / 1.057 GB Notification: Performance of Transformations before backend: time 0.008446/22.95, allocations: 489.6 kB / 5.69 GB, free: 52.24 MB / 1.057 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 2436 * Number of variables: 2436 Notification: Performance of Generate backend data structure: time 0.08606/23.04, allocations: 19.32 MB / 5.709 GB, free: 45.74 MB / 1.057 GB Notification: Performance of prepare preOptimizeDAE: time 5.401e-05/23.04, allocations: 11.97 kB / 5.709 GB, free: 45.74 MB / 1.057 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.02564/23.06, allocations: 2.49 MB / 5.712 GB, free: 44.49 MB / 1.057 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.1693/23.23, allocations: 67.96 MB / 5.778 GB, free: 40.62 MB / 1.057 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.001367/23.23, allocations: 0.9243 MB / 5.779 GB, free: 40.6 MB / 1.057 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.007904/23.24, allocations: 1.337 MB / 5.78 GB, free: 40.57 MB / 1.057 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.05159/23.29, allocations: 16.09 MB / 5.796 GB, free: 38.72 MB / 1.057 GB Notification: Performance of preOpt findStateOrder (simulation): time 0.0006225/23.29, allocations: 34.94 kB / 5.796 GB, free: 38.72 MB / 1.057 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.004842/23.3, allocations: 409.1 kB / 5.796 GB, free: 38.72 MB / 1.057 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0002898/23.3, allocations: 273.8 kB / 5.797 GB, free: 38.72 MB / 1.057 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.03077/23.33, allocations: 12.91 MB / 5.809 GB, free: 38.63 MB / 1.057 GB Warning: The model contains alias variables with conflicting start and/or nominal values. It is recommended to resolve the conflicts, because otherwise the system could be hard to solve. To print the conflicting alias sets and the chosen candidates please use -d=aliasConflicts. Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.1863/23.51, allocations: 91.12 MB / 5.898 GB, free: 12.53 MB / 1.073 GB Notification: Performance of preOpt comSubExp (simulation): time 0.03295/23.55, allocations: 17.47 MB / 5.915 GB, free: 6.336 MB / 1.073 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.0134/23.56, allocations: 7.017 MB / 5.922 GB, free: 4.238 MB / 1.073 GB Notification: Performance of preOpt evalFunc (simulation): time 0.1033/23.66, allocations: 43.29 MB / 5.964 GB, free: 4.543 MB / 1.104 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.01323/23.68, allocations: 5.687 MB / 5.97 GB, free: 124 kB / 1.104 GB Notification: Performance of pre-optimization done (n=609): time 1.493e-05/23.68, allocations: 0.9375 kB / 5.97 GB, free: 124 kB / 1.104 GB Notification: Performance of matching and sorting (n=633): time 1.11/24.79, allocations: 34.25 MB / 6.003 GB, free: 101.7 MB / 1.104 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001514/24.79, allocations: 174.1 kB / 6.004 GB, free: 101.6 MB / 1.104 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.08817/24.88, allocations: 31.96 MB / 6.035 GB, free: 100.5 MB / 1.104 GB Notification: Performance of collectPreVariables (initialization): time 0.004261/24.88, allocations: 288.1 kB / 6.035 GB, free: 100.4 MB / 1.104 GB Notification: Performance of collectInitialEqns (initialization): time 0.02328/24.9, allocations: 9.807 MB / 6.045 GB, free: 98.92 MB / 1.104 GB Notification: Performance of collectInitialBindings (initialization): time 0.008021/24.91, allocations: 2.385 MB / 6.047 GB, free: 97.77 MB / 1.104 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.00412/24.92, allocations: 297.4 kB / 6.047 GB, free: 97.77 MB / 1.104 GB Notification: Performance of setup shared object (initialization): time 0.002471/24.92, allocations: 0.9847 MB / 6.048 GB, free: 97.43 MB / 1.104 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.01852/24.94, allocations: 9.127 MB / 6.057 GB, free: 97.39 MB / 1.104 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.02616/24.96, allocations: 16.44 MB / 6.073 GB, free: 88.27 MB / 1.104 GB Warning: It was not possible to determine if the initialization problem is consistent, because of not evaluable parameters/start values during compile time: sla1.con_b[1].lay[2].T[2] = sla1.con_b[1].lay[2].T_a_start + (sla1.con_b[1].lay[2].T_b_start - sla1.con_b[1].lay[2].T_a_start) * sla1.con_b[1].lay[2].UA * (sla1.con_b[1].lay[2].RNod[1] + sla1.con_b[1].lay[2].RNod[2]) (sla1.con_b[5].lay[2].T_a_start + (sla1.con_b[5].lay[2].T_b_start - sla1.con_b[5].lay[2].T_a_start) * sla1.con_b[5].lay[2].UA * (sla1.con_b[5].lay[2].RNod[1] + sla1.con_b[5].lay[2].RNod[2]) = sla1.con_b[1].lay[2].T_a_start + (sla1.con_b[1].lay[2].T_b_start - sla1.con_b[1].lay[2].T_a_start) * sla1.con_b[1].lay[2].UA * (sla1.con_b[1].lay[2].RNod[1] + sla1.con_b[1].lay[2].RNod[2])) Warning: It was not possible to determine if the initialization problem is consistent, because of not evaluable parameters/start values during compile time: sla1.con_b[2].lay[2].T[2] = sla1.con_b[2].lay[2].T_a_start + (sla1.con_b[2].lay[2].T_b_start - sla1.con_b[2].lay[2].T_a_start) * sla1.con_b[2].lay[2].UA * (sla1.con_b[2].lay[2].RNod[1] + sla1.con_b[2].lay[2].RNod[2]) (sla1.con_b[5].lay[2].T_a_start + (sla1.con_b[5].lay[2].T_b_start - sla1.con_b[5].lay[2].T_a_start) * sla1.con_b[5].lay[2].UA * (sla1.con_b[5].lay[2].RNod[1] + sla1.con_b[5].lay[2].RNod[2]) = sla1.con_b[2].lay[2].T_a_start + (sla1.con_b[2].lay[2].T_b_start - sla1.con_b[2].lay[2].T_a_start) * sla1.con_b[2].lay[2].UA * (sla1.con_b[2].lay[2].RNod[1] + sla1.con_b[2].lay[2].RNod[2])) Warning: It was not possible to determine if the initialization problem is consistent, because of not evaluable parameters/start values during compile time: sla1.con_b[3].lay[2].T[2] = sla1.con_b[3].lay[2].T_a_start + (sla1.con_b[3].lay[2].T_b_start - sla1.con_b[3].lay[2].T_a_start) * sla1.con_b[3].lay[2].UA * (sla1.con_b[3].lay[2].RNod[1] + sla1.con_b[3].lay[2].RNod[2]) (sla1.con_b[5].lay[2].T_a_start + (sla1.con_b[5].lay[2].T_b_start - sla1.con_b[5].lay[2].T_a_start) * sla1.con_b[5].lay[2].UA * (sla1.con_b[5].lay[2].RNod[1] + sla1.con_b[5].lay[2].RNod[2]) = sla1.con_b[3].lay[2].T_a_start + (sla1.con_b[3].lay[2].T_b_start - sla1.con_b[3].lay[2].T_a_start) * sla1.con_b[3].lay[2].UA * (sla1.con_b[3].lay[2].RNod[1] + sla1.con_b[3].lay[2].RNod[2])) Warning: It was not possible to determine if the initialization problem is consistent, because of not evaluable parameters/start values during compile time: sla1.con_b[4].lay[2].T[2] = sla1.con_b[4].lay[2].T_a_start + (sla1.con_b[4].lay[2].T_b_start - sla1.con_b[4].lay[2].T_a_start) * sla1.con_b[4].lay[2].UA * (sla1.con_b[4].lay[2].RNod[1] + sla1.con_b[4].lay[2].RNod[2]) (sla1.con_b[5].lay[2].T_a_start + (sla1.con_b[5].lay[2].T_b_start - sla1.con_b[5].lay[2].T_a_start) * sla1.con_b[5].lay[2].UA * (sla1.con_b[5].lay[2].RNod[1] + sla1.con_b[5].lay[2].RNod[2]) = sla1.con_b[4].lay[2].T_a_start + (sla1.con_b[4].lay[2].T_b_start - sla1.con_b[4].lay[2].T_a_start) * sla1.con_b[4].lay[2].UA * (sla1.con_b[4].lay[2].RNod[1] + sla1.con_b[4].lay[2].RNod[2])) Warning: It was not possible to determine if the initialization problem is consistent, because of not evaluable parameters/start values during compile time: sla1.con_a[1].lay[1].T[1] = sla1.con_a[1].lay[1].T_a_start (sla1.con_a[5].lay[1].T_a_start = sla1.con_a[1].lay[1].T_a_start) Warning: It was not possible to determine if the initialization problem is consistent, because of not evaluable parameters/start values during compile time: sla1.con_a[2].lay[1].T[1] = sla1.con_a[2].lay[1].T_a_start (sla1.con_a[5].lay[1].T_a_start = sla1.con_a[2].lay[1].T_a_start) Warning: It was not possible to determine if the initialization problem is consistent, because of not evaluable parameters/start values during compile time: sla1.con_a[3].lay[1].T[1] = sla1.con_a[3].lay[1].T_a_start (sla1.con_a[5].lay[1].T_a_start = sla1.con_a[3].lay[1].T_a_start) Warning: It was not possible to determine if the initialization problem is consistent, because of not evaluable parameters/start values during compile time: sla1.con_a[4].lay[1].T[1] = sla1.con_a[4].lay[1].T_a_start (sla1.con_a[5].lay[1].T_a_start = sla1.con_a[4].lay[1].T_a_start) Warning: It was not possible to determine if the initialization problem is consistent, because of not evaluable parameters/start values during compile time: sla2.con_a[1].lay[1].T[1] = sla2.con_a[1].lay[1].T_a_start (sla2.con_a[5].lay[1].T_a_start = sla2.con_a[1].lay[1].T_a_start) Warning: It was not possible to determine if the initialization problem is consistent, because of not evaluable parameters/start values during compile time: sla2.con_a[2].lay[1].T[1] = sla2.con_a[2].lay[1].T_a_start (sla2.con_a[5].lay[1].T_a_start = sla2.con_a[2].lay[1].T_a_start) Warning: It was not possible to determine if the initialization problem is consistent, because of not evaluable parameters/start values during compile time: sla2.con_a[3].lay[1].T[1] = sla2.con_a[3].lay[1].T_a_start (sla2.con_a[5].lay[1].T_a_start = sla2.con_a[3].lay[1].T_a_start) Warning: It was not possible to determine if the initialization problem is consistent, because of not evaluable parameters/start values during compile time: sla2.con_a[4].lay[1].T[1] = sla2.con_a[4].lay[1].T_a_start (sla2.con_a[5].lay[1].T_a_start = sla2.con_a[4].lay[1].T_a_start) Warning: It was not possible to determine if the initialization problem is consistent, because of not evaluable parameters/start values during compile time: sla3.sla.con_a[1].lay[1].T[1] = sla3.sla.con_a[1].lay[1].T_a_start (sla3.sla.con_a[5].lay[1].T_a_start = sla3.sla.con_a[1].lay[1].T_a_start) Warning: It was not possible to determine if the initialization problem is consistent, because of not evaluable parameters/start values during compile time: sla3.sla.con_a[2].lay[1].T[1] = sla3.sla.con_a[2].lay[1].T_a_start (sla3.sla.con_a[5].lay[1].T_a_start = sla3.sla.con_a[2].lay[1].T_a_start) Warning: It was not possible to determine if the initialization problem is consistent, because of not evaluable parameters/start values during compile time: sla3.sla.con_a[3].lay[1].T[1] = sla3.sla.con_a[3].lay[1].T_a_start (sla3.sla.con_a[5].lay[1].T_a_start = sla3.sla.con_a[3].lay[1].T_a_start) Warning: It was not possible to determine if the initialization problem is consistent, because of not evaluable parameters/start values during compile time: sla3.sla.con_a[4].lay[1].T[1] = sla3.sla.con_a[4].lay[1].T_a_start (sla3.sla.con_a[5].lay[1].T_a_start = sla3.sla.con_a[4].lay[1].T_a_start) Warning: It was not possible to determine if the initialization problem is consistent, because of not evaluable parameters/start values during compile time: sla3.sla.con_b[1].lay[2].T[2] = sla3.sla.con_b[1].lay[2].T_a_start + (sla3.sla.con_b[1].lay[2].T_b_start - sla3.sla.con_b[1].lay[2].T_a_start) * sla3.sla.con_b[1].lay[2].UA * (sla3.sla.con_b[1].lay[2].RNod[1] + sla3.sla.con_b[1].lay[2].RNod[2]) (sla3.sla.con_b[5].lay[2].T_a_start + (sla3.sla.con_b[5].lay[2].T_b_start - sla3.sla.con_b[5].lay[2].T_a_start) * sla3.sla.con_b[5].lay[2].UA * (sla3.sla.con_b[5].lay[2].RNod[1] + sla3.sla.con_b[5].lay[2].RNod[2]) = sla3.sla.con_b[1].lay[2].T_a_start + (sla3.sla.con_b[1].lay[2].T_b_start - sla3.sla.con_b[1].lay[2].T_a_start) * sla3.sla.con_b[1].lay[2].UA * (sla3.sla.con_b[1].lay[2].RNod[1] + sla3.sla.con_b[1].lay[2].RNod[2])) Warning: It was not possible to determine if the initialization problem is consistent, because of not evaluable parameters/start values during compile time: sla3.sla.con_b[2].lay[2].T[2] = sla3.sla.con_b[2].lay[2].T_a_start + (sla3.sla.con_b[2].lay[2].T_b_start - sla3.sla.con_b[2].lay[2].T_a_start) * sla3.sla.con_b[2].lay[2].UA * (sla3.sla.con_b[2].lay[2].RNod[1] + sla3.sla.con_b[2].lay[2].RNod[2]) (sla3.sla.con_b[5].lay[2].T_a_start + (sla3.sla.con_b[5].lay[2].T_b_start - sla3.sla.con_b[5].lay[2].T_a_start) * sla3.sla.con_b[5].lay[2].UA * (sla3.sla.con_b[5].lay[2].RNod[1] + sla3.sla.con_b[5].lay[2].RNod[2]) = sla3.sla.con_b[2].lay[2].T_a_start + (sla3.sla.con_b[2].lay[2].T_b_start - sla3.sla.con_b[2].lay[2].T_a_start) * sla3.sla.con_b[2].lay[2].UA * (sla3.sla.con_b[2].lay[2].RNod[1] + sla3.sla.con_b[2].lay[2].RNod[2])) Warning: It was not possible to determine if the initialization problem is consistent, because of not evaluable parameters/start values during compile time: sla3.sla.con_b[3].lay[2].T[2] = sla3.sla.con_b[3].lay[2].T_a_start + (sla3.sla.con_b[3].lay[2].T_b_start - sla3.sla.con_b[3].lay[2].T_a_start) * sla3.sla.con_b[3].lay[2].UA * (sla3.sla.con_b[3].lay[2].RNod[1] + sla3.sla.con_b[3].lay[2].RNod[2]) (sla3.sla.con_b[5].lay[2].T_a_start + (sla3.sla.con_b[5].lay[2].T_b_start - sla3.sla.con_b[5].lay[2].T_a_start) * sla3.sla.con_b[5].lay[2].UA * (sla3.sla.con_b[5].lay[2].RNod[1] + sla3.sla.con_b[5].lay[2].RNod[2]) = sla3.sla.con_b[3].lay[2].T_a_start + (sla3.sla.con_b[3].lay[2].T_b_start - sla3.sla.con_b[3].lay[2].T_a_start) * sla3.sla.con_b[3].lay[2].UA * (sla3.sla.con_b[3].lay[2].RNod[1] + sla3.sla.con_b[3].lay[2].RNod[2])) Warning: It was not possible to determine if the initialization problem is consistent, because of not evaluable parameters/start values during compile time: sla3.sla.con_b[4].lay[2].T[2] = sla3.sla.con_b[4].lay[2].T_a_start + (sla3.sla.con_b[4].lay[2].T_b_start - sla3.sla.con_b[4].lay[2].T_a_start) * sla3.sla.con_b[4].lay[2].UA * (sla3.sla.con_b[4].lay[2].RNod[1] + sla3.sla.con_b[4].lay[2].RNod[2]) (sla3.sla.con_b[5].lay[2].T_a_start + (sla3.sla.con_b[5].lay[2].T_b_start - sla3.sla.con_b[5].lay[2].T_a_start) * sla3.sla.con_b[5].lay[2].UA * (sla3.sla.con_b[5].lay[2].RNod[1] + sla3.sla.con_b[5].lay[2].RNod[2]) = sla3.sla.con_b[4].lay[2].T_a_start + (sla3.sla.con_b[4].lay[2].T_b_start - sla3.sla.con_b[4].lay[2].T_a_start) * sla3.sla.con_b[4].lay[2].UA * (sla3.sla.con_b[4].lay[2].RNod[1] + sla3.sla.con_b[4].lay[2].RNod[2])) Warning: It was not possible to determine if the initialization problem is consistent, because of not evaluable parameters/start values during compile time: sla2.con_b[1].lay[2].T[2] = sla2.con_b[1].lay[2].T_a_start + (sla2.con_b[1].lay[2].T_b_start - sla2.con_b[1].lay[2].T_a_start) * sla2.con_b[1].lay[2].UA * (sla2.con_b[1].lay[2].RNod[1] + sla2.con_b[1].lay[2].RNod[2]) (sla2.con_b[5].lay[2].T_a_start + (sla2.con_b[5].lay[2].T_b_start - sla2.con_b[5].lay[2].T_a_start) * sla2.con_b[5].lay[2].UA * (sla2.con_b[5].lay[2].RNod[1] + sla2.con_b[5].lay[2].RNod[2]) = sla2.con_b[1].lay[2].T_a_start + (sla2.con_b[1].lay[2].T_b_start - sla2.con_b[1].lay[2].T_a_start) * sla2.con_b[1].lay[2].UA * (sla2.con_b[1].lay[2].RNod[1] + sla2.con_b[1].lay[2].RNod[2])) Warning: It was not possible to determine if the initialization problem is consistent, because of not evaluable parameters/start values during compile time: sla2.con_b[2].lay[2].T[2] = sla2.con_b[2].lay[2].T_a_start + (sla2.con_b[2].lay[2].T_b_start - sla2.con_b[2].lay[2].T_a_start) * sla2.con_b[2].lay[2].UA * (sla2.con_b[2].lay[2].RNod[1] + sla2.con_b[2].lay[2].RNod[2]) (sla2.con_b[5].lay[2].T_a_start + (sla2.con_b[5].lay[2].T_b_start - sla2.con_b[5].lay[2].T_a_start) * sla2.con_b[5].lay[2].UA * (sla2.con_b[5].lay[2].RNod[1] + sla2.con_b[5].lay[2].RNod[2]) = sla2.con_b[2].lay[2].T_a_start + (sla2.con_b[2].lay[2].T_b_start - sla2.con_b[2].lay[2].T_a_start) * sla2.con_b[2].lay[2].UA * (sla2.con_b[2].lay[2].RNod[1] + sla2.con_b[2].lay[2].RNod[2])) Warning: It was not possible to determine if the initialization problem is consistent, because of not evaluable parameters/start values during compile time: sla2.con_b[3].lay[2].T[2] = sla2.con_b[3].lay[2].T_a_start + (sla2.con_b[3].lay[2].T_b_start - sla2.con_b[3].lay[2].T_a_start) * sla2.con_b[3].lay[2].UA * (sla2.con_b[3].lay[2].RNod[1] + sla2.con_b[3].lay[2].RNod[2]) (sla2.con_b[5].lay[2].T_a_start + (sla2.con_b[5].lay[2].T_b_start - sla2.con_b[5].lay[2].T_a_start) * sla2.con_b[5].lay[2].UA * (sla2.con_b[5].lay[2].RNod[1] + sla2.con_b[5].lay[2].RNod[2]) = sla2.con_b[3].lay[2].T_a_start + (sla2.con_b[3].lay[2].T_b_start - sla2.con_b[3].lay[2].T_a_start) * sla2.con_b[3].lay[2].UA * (sla2.con_b[3].lay[2].RNod[1] + sla2.con_b[3].lay[2].RNod[2])) Warning: It was not possible to determine if the initialization problem is consistent, because of not evaluable parameters/start values during compile time: sla2.con_b[4].lay[2].T[2] = sla2.con_b[4].lay[2].T_a_start + (sla2.con_b[4].lay[2].T_b_start - sla2.con_b[4].lay[2].T_a_start) * sla2.con_b[4].lay[2].UA * (sla2.con_b[4].lay[2].RNod[1] + sla2.con_b[4].lay[2].RNod[2]) (sla2.con_b[5].lay[2].T_a_start + (sla2.con_b[5].lay[2].T_b_start - sla2.con_b[5].lay[2].T_a_start) * sla2.con_b[5].lay[2].UA * (sla2.con_b[5].lay[2].RNod[1] + sla2.con_b[5].lay[2].RNod[2]) = sla2.con_b[4].lay[2].T_a_start + (sla2.con_b[4].lay[2].T_b_start - sla2.con_b[4].lay[2].T_a_start) * sla2.con_b[4].lay[2].UA * (sla2.con_b[4].lay[2].RNod[1] + sla2.con_b[4].lay[2].RNod[2])) Notification: Performance of analyzeInitialSystem (initialization): time 0.3559/25.32, allocations: 184.9 MB / 6.254 GB, free: 67.53 MB / 1.104 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 0.000457/25.32, allocations: 70.88 kB / 6.254 GB, free: 67.53 MB / 1.104 GB Error: Internal error IndexReduction.pantelidesIndexReduction failed! System is structurally singulare and cannot handled because number of unassigned equations is larger than number of states. Use -d=bltdump to get more information. Error: No system for the symbolic initialization was generated