diff --git a/simulation/modelica/initialization/OverdeterminedInitialization.Mechanical.TwoMassesFullInitial.mos b/simulation/modelica/initialization/OverdeterminedInitialization.Mechanical.TwoMassesFullInitial.mos
index 43c4fbb6e57..1d9d469b2cf 100644
--- a/simulation/modelica/initialization/OverdeterminedInitialization.Mechanical.TwoMassesFullInitial.mos
+++ b/simulation/modelica/initialization/OverdeterminedInitialization.Mechanical.TwoMassesFullInitial.mos
@@ -18,7 +18,7 @@ simulate(OverdeterminedInitialization.Mechanical.TwoMassesFullInitial); getError
 //     messages = ""
 // end SimulationResult;
 // "Warning: It was not possible to determine if the initialization problem is consistent, because of not evaluable parameters/start values during compile time: mass1.v = 0.0 ($_start(mass2.v) = 0.0)
-// Warning: It was not possible to determine if the initialization problem is consistent, because of not evaluable parameters/start values during compile time: mass2.s = $_start(mass2.s) (1.0 + 0.5 * (mass1.L + mass2.L) = $_start(1.0 + 0.5 * mass1.L - -0.5 * mass2.L))
+// Warning: It was not possible to determine if the initialization problem is consistent, because of not evaluable parameters/start values during compile time: mass1.s = 1.0 ($_start(mass2.s) + -0.5 * (mass2.L + mass1.L) = 1.0)
 // Warning: The initial conditions are over specified. Use +d=initialization for more information.
 // "
 // endResult
diff --git a/simulation/modelica/initialization/OverdeterminedInitialization.Mechanical.TwoMassesFullInitialInconsistent.mos b/simulation/modelica/initialization/OverdeterminedInitialization.Mechanical.TwoMassesFullInitialInconsistent.mos
index 7241cbeeb04..d872d460271 100644
--- a/simulation/modelica/initialization/OverdeterminedInitialization.Mechanical.TwoMassesFullInitialInconsistent.mos
+++ b/simulation/modelica/initialization/OverdeterminedInitialization.Mechanical.TwoMassesFullInitialInconsistent.mos
@@ -16,13 +16,13 @@ simulate(OverdeterminedInitialization.Mechanical.TwoMassesFullInitialInconsisten
 //     resultFile = "",
 //     simulationOptions = "startTime = 0.0, stopTime = 10.0, numberOfIntervals = 500, tolerance = 1e-06, method = 'dassl', fileNamePrefix = 'OverdeterminedInitialization.Mechanical.TwoMassesFullInitialInconsistent', options = '', outputFormat = 'mat', variableFilter = '.*', cflags = '', simflags = ''",
 //     messages = "Simulation execution failed for model: OverdeterminedInitialization.Mechanical.TwoMassesFullInitialInconsistent
-// LOG_INIT          | error   | The initialization problem is inconsistent due to the following equation: 0 != 1 = $_start(mass2.s) - mass2.s
+// LOG_INIT          | error   | The initialization problem is inconsistent due to the following equation: 0 != -1 = 1.0 - mass1.s
 // stdout            | warning | Error in initialization. Storing results and exiting.
 // |                 | |       | Use -lv=LOG_INIT -w for more information.
 // "
 // end SimulationResult;
 // "Warning: It was not possible to determine if the initialization problem is consistent, because of not evaluable parameters/start values during compile time: mass1.v = 0.0 ($_start(mass2.v) = 0.0)
-// Warning: It was not possible to determine if the initialization problem is consistent, because of not evaluable parameters/start values during compile time: mass2.s = $_start(mass2.s) (1.0 + 0.5 * (mass1.L + mass2.L) = $_start(1.0 + 0.5 * mass1.L - -0.5 * mass2.L))
+// Warning: It was not possible to determine if the initialization problem is consistent, because of not evaluable parameters/start values during compile time: mass1.s = 1.0 ($_start(mass2.s) + -0.5 * (mass2.L + mass1.L) = 1.0)
 // Warning: The initial conditions are over specified. Use +d=initialization for more information.
 // "
 // endResult