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E1: JAS: After Tools Release Upgrade Sign In JAS Fails with Error ' [INTERNAL_ERROR] Internal error. java.lang.ClassCastException: com.jdedwards.system.net.JdeUnicodePacket cannot be cast to com.jdedwards.system.net.JdeDataPacket' in the e1root Log (Doc ID 2888813.1)

Last updated on JULY 01, 2024

Applies to:

JD Edwards EnterpriseOne Tools - Version 9.1 and later
Information in this document applies to any platform.

Symptoms

After tools release upgrade , when signing into the web link of a upgraded HTML instance , the login fails and the below error is reported on screen.

The e1root log can be found under the log section in the HTML server page of the server manager. 

The login in the fat client works normally

Steps 

  1. Open the web link in a browser
  2. Enter valid credentials
  3. Click 'Signin'

Changes

 

Cause

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In this Document
Symptoms
Changes
Cause
Solution


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