MESSAGE_TYPE_X DUMP WHILE OPENING BEX QUERY

Hi,

For one of the BI system , below issue is coming while opening Bex query.

1. Start BEx-Analyzer (with Transaktion RRMX on BI)
2. Open the input ready BEx-Query “Z_XXX”
3. Opening the BEx-Query with Error
4. Short Dump in Transaction ST22.

Attaching screenshots.

Please advice.