Invalid ASN.1 ZLib compression field encountered during decompression processing

Details

Field Error Details
Product Name BizTalk Server
Product Version 3.9
Event ID -
Event Source BizTalk Server EDI
Component AS2 Engine
Symbolic Name InvalidOptionalZLibFieldEncountered
Message Text Invalid ASN.1 ZLib compression field encountered during decompression processing

Explanation

This error refers to the ASN.1 structure of the compressed data. The error indicates the sender of the compressed data either structured the compressed data incorrectly or there was tampering (unauthorized change) of the message.

User Action

Review the structure of the compressed data and check for evidence of tampering.