FTS] error parsing respBuf, err: invalid character 'A' looking for beginning of value

7.6.0 build 1917    

• Create a 4 node cluster.
• Removed 1 node
• Add back node with eventing service
• Dropp a collection
• Deleted index as well
• Modified documents to have different values in vector
• Modified vector to have strings
• Modified vector element to be biggest number like “1234567890.0”

Seeing the following error multiple times:

/opt/couchbase/var/lib/couchbase/data/@fts/SIFT960_vector_bucket_GIST.SIFT960_vector_scope_GIST.ashok_sift_60175d820427537b_527bf675.pindex, err: bleve: validate scope/collection: manifest: error parsing respBuf, err: invalid character 'A' looking for beginning of value -- cbgt.(*Manager).startPIndex() at manager_janitor.go:1333 

Logs:

url : https://cb-jira.s3.us-east-2.amazonaws.com/logs/systestmon-1702310319/collectinfo-2023-12-11T160613-ns_1%40172.23.105.166.zip
url : https://cb-jira.s3.us-east-2.amazonaws.com/logs/systestmon-1702310319/collectinfo-2023-12-11T160613-ns_1%40172.23.121.23.zip
url : https://cb-jira.s3.us-east-2.amazonaws.com/logs/systestmon-1702310319/collectinfo-2023-12-11T160613-ns_1%40172.23.122.230.zip
url : https://cb-jira.s3.us-east-2.amazonaws.com/logs/systestmon-1702310319/collectinfo-2023-12-11T160613-ns_1%40172.23.122.68.zip