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[Bug] Equilibrium Reaction with Base Unit Other Than Activity or Fugacity

bugSomething isn't workingSomething isn't working

Status: Open.

#1042 In DanWBR/dwsim;

· kookma opened on Apr 3, 2026

[Bug] Adiabatic CSTR Does Not Converge on Some Reactor Volume

bugSomething isn't workingSomething isn't working

Status: Open.

#1041 In DanWBR/dwsim;

· kookma opened on Apr 1, 2026

[Bug] COSTALD liquid density model results are not consistent with benchmarks

bugSomething isn't workingSomething isn't working

Status: Open.

#1040 In DanWBR/dwsim;

· inemov opened on Apr 1, 2026

Fix build errors: xcopy path, missing System.Text.Json, ILMerge transitive deps

Status: Open.

#1038 In DanWBR/dwsim;

· Selene29 opened on Mar 30, 2026

[Bug] Water vapour enthalpy calculation with CoolProp

bugSomething isn't workingSomething isn't working

Status: Open.

#1033 In DanWBR/dwsim;

· DanielGapes opened on Mar 26, 2026

Any updates on new UI ?

Status: Open.

#998 In DanWBR/dwsim;

· rzhli opened on Feb 8, 2026

PhaseType Function result incorrect in Peng Robinson

help wantedExtra attention is neededExtra attention is needed

not a bugThis is not a bugThis is not a bug

Status: Open.

#995 In DanWBR/dwsim;

· alkanism opened on Feb 3, 2026

[Bug] Spreadsheet module not able to link 4 streams in and out

bugSomething isn't workingSomething isn't working

Status: Open.

#990 In DanWBR/dwsim;

· DChemDC opened on Jan 24, 2026

[Bug] Catalyst Reactive Volume in PFR

bugSomething isn't workingSomething isn't working

Status: Open.

#982 In DanWBR/dwsim;

· Musharafus1986 opened on Jan 13, 2026

[Bug] The display of stages in the distillation column is incomplete if the DPI exceeds 96.

external library bugThe bug is in a library used by DWSIMThe bug is in a library used by DWSIM

UIIssue/Typo in the User InterfaceIssue/Typo in the User Interface

Status: Open.

#927 In DanWBR/dwsim;

· einhander opened on Oct 11, 2025

[Enhancement] Enhance Adjust Block to Target Internal Unit Operation Properties (e.g., Minimum Temperature Approach in Heat Exchangers)

enhancementNew feature or requestNew feature or request

Status: Open.

#902 In DanWBR/dwsim;

· volkan-a opened on Sep 6, 2025

[Bug] [macOS] Crash after first iteration when using Recycle block on Apple Silicon

bugSomething isn't workingSomething isn't working

needs infoNeeds more informationNeeds more information

softwareGeneral software usage or API-related questionsGeneral software usage or API-related questions

Status: Open.

#845 In DanWBR/dwsim;

· volkan-a opened on Jul 4, 2025