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About the Analysis issues category
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0
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14
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January 20, 2026
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Large modal analysis of a shell diaphragm – mesh size vs number of requested modes
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7
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63
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June 4, 2026
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Connect BEAM to TRUSS
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10
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119
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May 1, 2026
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Weakness of 1st order shell tri elements against other codes
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7
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225
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April 28, 2026
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*EQUATION and node set
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2
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86
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April 22, 2026
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Silent termination in orthotropic material analysis
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9
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142
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April 19, 2026
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Overconstraint conflict between TIE and BOUNDARY: Matching Displacements but Divergent Eigenvalues
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5
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101
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April 14, 2026
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Calculix build with Pardiso ILP64 for large models
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14
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282
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April 10, 2026
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*DEFORMATION PLASTICITY depends on *ORIENTATION
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5
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144
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April 2, 2026
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Problem using U1 element (general beam section)
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10
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2000
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March 28, 2026
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Collected posts on analysis issues from CalculiX’s Issues on GitHub
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3
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73
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March 16, 2026
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Tie constraint on the edges of 2D elements
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6
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254
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March 8, 2026
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Corrugated tube (bellow) - problem with analytical verification
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50
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614
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March 3, 2026
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*COUPLING and *DISTRIBUTING with CPE8R
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8
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257
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February 20, 2026
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RF axisymmetric with OUTPUT 3D
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3
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102
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February 13, 2026
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Keep getting segmentation faults on verification models when compiling on Linux ( GNU and Intel compilers )
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16
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501
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February 11, 2026
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Mortar contact pair
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9
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392
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February 9, 2026
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Contact issues in Visco analysis
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5
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161
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February 6, 2026
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REF Node of Pretension Section . Reaction Force
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8
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115
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February 3, 2026
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Initial velocity For shell elements
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6
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126
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January 15, 2026
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*BOUNDARY on coupling reference node yields trivial solution
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4
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143
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January 6, 2026
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Bad solution using S3 shell element and *DLOAD
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1
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102
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December 31, 2025
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Snap-fit contact snagging problem
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83
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2051
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December 29, 2025
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Mangostatic problem no DOF error
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5
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86
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December 21, 2025
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PEEQ and Maximum Principal plastic Strain
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19
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3046
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December 19, 2025
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Beam to truss connection for cable supported structures
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7
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174
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December 16, 2025
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CalculiX and TAUCS solver Windows (rather a curiosity)
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16
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611
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December 2, 2025
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Interference Contact and mesh refinement
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5
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275
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November 28, 2025
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The use of U1 and B31 elements in one simulation causes an error
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1
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92
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November 27, 2025
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Strange results for a simple beam
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4
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151
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September 4, 2025
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