I have upgraded to mongodb 2.6.4, I have run the following command to upgrade the mongodb to v5
mongos --configdb 127.0.0.1:27017 --upgrade
with no error, I have clicked on reindex the database. when I search I get the following stuff in the cli
MongoError: Unable to execute query: error processing query: ns=0.search limit=50 skip=0
Tree: $and
key == "topic"
TEXT : query=cool, language=, tag=NULL
Sort: {}
Proj: {}
planner returned error: need exactly one text index for $text query
at Object.toError (/nodebb/node_modules/mongodb/lib/mongodb/utils.js:114:11)
at /nodebb/node_modules/mongodb/lib/mongodb/cursor.js:700:54
at Cursor.close (/nodebb/node_modules/mongodb/lib/mongodb/cursor.js:983:5)
at commandHandler (/nodebb/node_modules/mongodb/lib/mongodb/cursor.js:700:21)
at /nodebb/node_modules/mongodb/lib/mongodb/db.js:1847:9
at Server.Base._callHandler (/nodebb/node_modules/mongodb/lib/mongodb/connection/base.js:445:41)
at /nodebb/node_modules/mongodb/lib/mongodb/connection/server.js:478:18
at MongoReply.parseBody (/nodebb/node_modules/mongodb/lib/mongodb/responses/mongo_reply.js:68:5)
at null.<anonymous> (/nodebb/node_modules/mongodb/lib/mongodb/connection/server.js:436:20)
at EventEmitter.emit (events.js:95:17)
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