fixed symEuler

Author: Vitalij Ruge

simulation/modelica/solver/problem1-symEuler.mos

@@ -48,14 +48,12 @@ getErrorString();
 // ""
 // true
 // ""
-//
-// The selection of a new tearing variable failed.record SimulationResult
+// record SimulationResult
 //     resultFile = "testSolver.problem1_res.mat",
 //     simulationOptions = "startTime = 0.0, stopTime = 2e-06, numberOfIntervals = 1000, tolerance = 1e-06, method = 'symEuler', fileNamePrefix = 'testSolver.problem1', options = '', outputFormat = 'mat', variableFilter = '.*', cflags = '', simflags = ''",
 //     messages = ""
 // end SimulationResult;
-// "Warning: Function Tearing.selectTearingVar failed at least once. Use +d=tearingdump or +d=tearingdumpV for more information.
-// Warning: The initial conditions are not fully specified. Use +d=initialization for more information.
+// "Warning: The initial conditions are not fully specified. Use +d=initialization for more information.
 // "
 // {"Files Equal!"}
 // ""

simulation/modelica/solver/problem2-symEuler.mos

@@ -55,14 +55,12 @@ val(der(y[8]), stopTime);
 // ""
 // true
 // ""
-//
-// The selection of a new tearing variable failed.record SimulationResult
+// record SimulationResult
 //     resultFile = "testSolver.problem2_res.mat",
 //     simulationOptions = "startTime = 0.0, stopTime = 321.8122, numberOfIntervals = 12000, tolerance = 1e-06, method = 'symEuler', fileNamePrefix = 'testSolver.problem2', options = '', outputFormat = 'mat', variableFilter = '.*', cflags = '', simflags = ''",
 //     messages = ""
 // end SimulationResult;
-// "Warning: Function Tearing.selectTearingVar failed at least once. Use +d=tearingdump or +d=tearingdumpV for more information.
-// Warning: The initial conditions are not fully specified. Use +d=initialization for more information.
+// "Warning: The initial conditions are not fully specified. Use +d=initialization for more information.
 // "
 // {"Files Equal!"}
 // ""

simulation/modelica/solver/problem3-symEuler.mos

@@ -31,10 +31,7 @@ val(x2,1);
 //     simulationOptions = "startTime = 0.0, stopTime = 1.0, numberOfIntervals = 5, tolerance = 1e-06, method = 'symEuler', fileNamePrefix = 'foo', options = '', outputFormat = 'mat', variableFilter = '.*', cflags = '', simflags = ''",
 //     messages = ""
 // end SimulationResult;
-// "Notification: It was not possible to analyze the given system symbolically, because the relevant equations are part of an algebraic loop. This is not supported yet.
-// Warning: The initial conditions are not fully specified. Use +d=initialization for more information.
-// Warning: The initial conditions are over specified. Use +d=initialization for more information.
-// "
+// ""
 // 2.0
 // 2.2
 // 0.401877572016461