Issue with the asset package

Isaac Sim Version

4.5.0

Operating System

Windows 11

GPU Information

  • Model: 2080ti
  • Driver Version: 572.83

Topic Description

Detailed Description

When opening the rough_plane.usd file from the Isaac\Environments\Terrains directory in the 4.5 version asset package, it seems that the material files are not loaded from the asset package. Even after setting it as a local asset,

[17.043s] Checking for Isaac Sim Assets...
[17.061s] Isaac Sim Assets found: F:/isaacsim_asset/isaac-sim-assets/Assets/Isaac/4.5/Isaac

it still reports an error citing network issues. Is this a problem with the USD file itself or with my launch parameter settings?

Error Messages

2025-04-10 05:35:02 [429,912ms] [Warning] [rtx.neuraylib.plugin] [EntityResolver] FileDatasourceInputStream failed to open: http://omniverse-content-production.s3-us-west-2.amazonaws.com/Materials/Base/Natural/Asphalt.mdl
2025-04-10 05:35:02 [429,913ms] [Error] [rtx.neuraylib.plugin] [MDLC:COMPILER]   1.0   MDLC   comp error: http://omniverse-content-production.s3-us-west-2.amazonaws.com/Materials/Base/Natural/Asphalt.mdl(1,1): C100 "mdl" expected
2025-04-10 05:35:02 [429,914ms] [Warning] [rtx.neuraylib.plugin] Loading MdlModule to DB (OmniUsdMdl) failed: ::Z6Ahttp_3A_2F::Z58omniverse_2Dcontent_2Dproduction_2Es3_2Dus_2Dwest_2D2_2Eamazonaws_2Ecom::Materials::Base::Natural::Asphalt
2025-04-10 05:35:02 [429,914ms] [Warning] [rtx.neuraylib.plugin] Loading transaction committed (this thread). MdlModule is NOT in the DB (OmniUsdMdl): ::Z6Ahttp_3A_2F::Z58omniverse_2Dcontent_2Dproduction_2Es3_2Dus_2Dwest_2D2_2Eamazonaws_2Ecom::Materials::Base::Natural::Asphalt
2025-04-10 05:35:02 [429,914ms] [Error] [omni.usd] USD_MDL: in LoadModule at line 242 of C:\g\128177271\rendering\source\plugins\omni.usdMdl\neuray.cpp -- 'rtx::neuraylib::MdlModuleId' for 'http://omniverse-content-production.s3-us-west-2.amazonaws.com/Materials/Base/Natural/Asphalt.mdl' is Invalid

2025-04-10 05:35:02 [429,914ms] [Error] [omni.usd] USD_MDL: in GetSdrFromDiscoveryResult at line 183 of C:\g\128177271\rendering\source\plugins\omni.usdMdl\moduleRegistry.cpp -- Module: 'http://omniverse-content-production.s3-us-west-2.amazonaws.com/Materials/Base/Natural/Asphalt.mdl' with version '1' not found in 'MdlModuleRegistry::ModuleDataMap'.

Please try accessing the rough_plane.usd file through the Isaac Sim Asset Browser.

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