DSIM UVM Hello World Project giving error

JainamShah
JainamShah Altair Community Member
in Community Q&A

Hello

While elobrating the UVM hello World project I am getting following error on windows machine. I have a feeling it has to do with some eniroment setup where space in the environment setup is not being handled.

 The following dynamic $cast cases will always be false    
    C:\Program Files\Altair\DSim\2025\uvm\1.2\src\base\uvm_callback.svh:521:9             class uvm_pkg::uvm_callbacks#(class uvm_pkg::uvm_phase,class uvm_pkg::uvm_phase_cb)    class uvm_pkg::uvm_callbacks#(class uvm_pkg::uvm_phase,class uvm_pkg::uvm_callback)        Included from C:\Program Files\Altair\DSim\2025\uvm\1.2\src\base\uvm_base.svh:76:3                                                                                                                                                                                      Included from C:\Program Files\Altair\DSim\2025\uvm\1.2\src\uvm_pkg.sv:31:3                                                                                                                                                                                        
    C:\Program Files\Altair\DSim\2025\uvm\1.2\src\base\uvm_callback.svh:671:12            class uvm_pkg::uvm_phase                                                               class uvm_pkg::uvm_report_object                                                           Included from C:\Program Files\Altair\DSim\2025\uvm\1.2\src\base\uvm_base.svh:76:3                                                                                                                                                                                  
    C:\Program Files\Altair\DSim\2025\uvm\1.2\src\base\uvm_callback.svh:731:10            class uvm_pkg::uvm_component                                                           class uvm_pkg::uvm_phase                                                                   Included from C:\Program Files\Altair\DSim\2025\uvm\1.2\src\base\uvm_base.svh:76:3                                                                                                                                                                                  
    C:\Program Files\Altair\DSim\2025\uvm\1.2\src\base\uvm_callback.svh:808:10            class uvm_pkg::uvm_component                                                           class uvm_pkg::uvm_phase                                                                   Included from C:\Program Files\Altair\DSim\2025\uvm\1.2\src\base\uvm_base.svh:76:3                                                                                                                                                                                  
  Found 6 unique specialization(s) of 6 design element(s).Optimizing...Building models...PLI/VPI access: (none) Simulation time precision is 1ns.  [1/9] module $root: 1670 functions, 3684 basic blocks  [2/9] module $pkgs: 1 functions, 2 basic blocks  [3/9] CU scope $unit: 1 functions, 2 basic blocks  [4/9] module top: 2 functions, 6 basic blocks  [5/9] package std: 31 functions, 80 basic blocks  [6/9] package uvm_pkg: 5 submodules, 3616 functions, 39621 basic blocks  [7/9] package my_pkg: 10 functions, 28 basic blocks  [8/9] interface dut_if: 1 functions, 2 basic blocks  [9/9] module dut: 1 functions, 2 basic blocksLinking image.so...ld: cannot find C:\Program: No such file or directoryld: cannot find Files\Altair\DSim\2025\uvm\1.2\src\dpi\libuvm_dpi.so: No such file or directoryds_ld  Altair DSim version: 2025.0.0000 (b:S #c:32 h:e6a01125e5 os:msys2_)

Linking image.so...ld: cannot find C:\Program: No such file or directoryld: cannot find Files\Altair\DSim\2025\uvm\1.2\src\dpi\libuvm_dpi.so: No such file or directoryds_ld  Altair DSim version: 2025.0.0000 (b:S #c:32 h:e6a01125e5 os:msys2_)

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Best Answer

  • d3jones
    d3jones
    Altair Employee
    Answer ✓

    Altair DSim 2025.0.1 is now available in the AltairOne Marketplace. This release should fix the issue.

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