data migration using EXTENSION tds_fdw

Hello,

I have worked on migrate a table from sql server 2017 to postgresql 15 . İ have completed all steps. But when i try to migrate some columns , i got error;

NOTICE: tds_fdw: Query executed correctly NOTICE: tds_fdw: Getting results ERROR: DB-Library error: DB #: 2403, DB Msg: Some character(s) could not be converted into client's character set. Unconverted bytes were changed to question marks ('?'), OS #: 0, OS Msg: Success, Level: 4 SQL state: HV00L

Please help me about this issue.

Best regards