Javarosa failed to construct a FormDef. Is this an XForm definition?

1. What is the problem? Be very detailed.

When I try to update form, it shows following error :

HTTP Status 400 - Problem with JavaRosa Parsing Form: org.opendatakit.aggregate.exception.ODKIncompleteSubmissionData: Javarosa failed to construct a FormDef. Is this an XForm definition?
type Status report

message Problem with JavaRosa Parsing Form: org.opendatakit.aggregate.exception.ODKIncompleteSubmissionData: Javarosa failed to construct a FormDef. Is this an XForm definition?

description The request sent by the client was syntactically incorrect.

2. What app or server are you using and on what device and operating system? Include version numbers.

Own server

3. What you have you tried to fix the problem?

4. What steps can we take to reproduce the problem?

5. Anything else we should know or have? If you have a test form or screenshots or logs, attach below.

Final_updated-transliteration_kobo.xml (31.5 KB)

Please help in revising the xml, I am not able to understand the problem

Which version of Aggregate are you using? How are you originally authoring your form, how are you converting it and what are the software versions involved?