SAP Knowledge Base Article - Public

2357760 - Crash in Silverlight UI when Using Firefox Browser

Symptom

You are getting silverlight crash or exception when accessing reports or performing some tasks in silverlight client.

Reproducing the Issue

  1. Login into Silverlight using Firefox.
  2. Go to the any work center.
  3. Click on Report List.

You get front-end exception or silverlight crash.

Exception: System. NullReferenceException: [Arg_NullReferenceException]
or System.FormatException: [Format_InvalidSrting].

You may get such exception by performing other tasks like creation of Puchase Orders , accessing Project Time Approvals etc.

Cause

With new Firefox version greater than 40.0 or above, there is some changes made which Silverlight is unable to handle. Due to this, exception is triggered. There is no solution from Firefox or Microsoft.

Resolution

Mozilla Firefox is currently not supported on Silverlight UI. Please refer System Requirements document using below link.

http://www.sap.com/product/enterprise-management/business-bydesign.system-requirements.html

 

Incase if Internet explorer is not available, as a workaround you can use lower version of Firefox (below 40.0) or use a lower  Firefox ESR Version

https://www.mozilla.org/en-US/firefox/organizations/

 

Keywords

KBA , LOD-CRM-PRM , Promotions , How To

Product

SAP Business ByDesign all versions ; SAP Cloud for Customer add-ins all versions ; SAP Cloud for Travel and Expense all versions