This article was created in response to a support issue logged with K2. The content may include typographical errors and may be revised at any time without notice This article is not considered official documentation for K2 software and is provided “as is” with no warranties.

Issue

After applying MS Updates on K2 4.6.11 the service crashes:

KB4095515

KB4095875

KB4096236

KB4096417

KB4103715

KB4103768

KB4103725

Symptoms

When starting the K2 service, the following crash occurs:

"Application: K2HostServer.exe Framework Version: v4.0.30319 Description: The process was terminated due to an internal error in the .NET Runtime at IP 00007FFB31E9A55B (00007FFB31E90000) with exit code 80131506"

Resolution

Removing these MS Updates resolved the issue.

Also see K2 crashes, fails to start, after Microsoft .NET updates.