Hi there,

Could you tell us why we get these errors in our logs in our Production USR Cluster?

[root@iad-mongo-usr107 mongo]# grep TypeError: mongod.log
Tue Oct 14 18:04:28.250 [conn30460] TypeError: Cannot read property 'length' of undefined
Tue Oct 14 18:04:28.251 [conn30460] assertion 16722 TypeError: Cannot read property 'length' of undefined ns:profiles.userProfile query:

{ $where: "this.fv.length>100" }

Tue Oct 14 18:04:43.961 [conn30460] TypeError: Cannot read property 'length' of undefined
Tue Oct 14 18:04:43.962 [conn30460] assertion 16722 TypeError: Cannot read property 'length' of undefined ns:profiles.userProfile query:

{ $where: "this.fv.length>1" }

Tue Oct 14 18:05:56.088 [conn30460] TypeError: Cannot read property 'length' of undefined
Tue Oct 14 18:05:56.088 [conn30460] assertion 16722 TypeError: Cannot read property 'length' of undefined ns:profiles.userProfile query:{ _id:

{ $exists: true }

, $where: "this.fv.length>4" }