Getandlock followed by upsert with correct CAS throw an error

[vsr1]

Hi @flaviu

The following post has answer

Upsert is failing with CASMismatchException although CAS value is not changed

Hi all, below is sample code to fetch locked document from Couchbase - Observable ob = getBucket() .async() .getAndLock(key, getLockTime()) .retryWhen(getRetryFunction()); After Document serialized CAS value printed - 1598622635610406912 Below is code to upsert updated document - getBucket() .async() .upsert(doc, getPersistTo(), getReplicateTo()) .retryWhen(getRetryFunction()); Before Upsert CAS value is printed - 1598622635610406912 I also checked on Couchbase query console - SEL…