Contents Hints, tips, and troubleshooting » CreoPrint page Creo Hints, tips, and troubleshooting that apply to MI Materials Gateway for Creo. This section contains the following topics:Gateway is blocked from running in CreoThe first time you start Gateway from Creo Parametric, you need to give permission for the Gateway application ‘GRANTAINTEGRATION’ to run as an add-in within your host application. You will be prompted to save this choice so that you don’t need to give permission again.Family Table assignmentsIn some circumstances, assignments made to a Family Table part using MI Materials Gateway for Windchill may not be visible when the part is viewed in MI Materials Gateway for Creo.Assigning material with no density in Creo results in an incorrect mass valueAssigning a material with no density may prevent Creo from calculating or updating the part mass correctly, and this may result in an incorrect mass value in the Creo part. The incorrect mass value may be passed to other applications, such as BoM Analyzer or Ansys Workbench. « Granta MI component system is not available in Ansys WorkbenchGateway is blocked from running in Creo »