Support Article
Error on running application
Summary
Errors occur on running the application.
Error Messages
On the User Interface (UI)
Failed to find instance @baseclass.TabbedNavCaptureActivity of type Rule-HTML-Harness.
In the logs
Error adopting XML from post data :
com.pega.pegarules.pub.clipboard.InvalidStreamError: InvalidStream com.pega.pegarules.data.internal.clipboard.XMLStream.newStream(String, StorageStream) sax parse error: Content is not allowed in prolog.
Steps to Reproduce
- Utilize the application
- Verify the logs
Root Cause
The Internet Explorer browser sends the header and body of the request in separate TCP packets. Sometimes, the body packet is not present for a few requests. However, Pega does not handle such requests.
Resolution
Apply HFix-50285.
Published October 8, 2020
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