Every time i login this below error pops up

TypeError: this.$el is undefined

http://dev-srvr:8069/web/content/844-e442668/web.assets_common.js:3951
Traceback:
_reposition@http://dev-srvr:8069/web/content/844-e442668/web.assets_common.js:3951:304
update@http://dev-srvr:8069/web/content/844-e442668/web.assets_common.js:3950:6
_check_for_tooltip@http://dev-srvr:8069/web/content/844-e442668/web.assets_common.js:3994:152
update@http://dev-srvr:8069/web/content/844-e442668/web.assets_common.js:3991:213
check_tooltip<@http://dev-srvr:8069/web/content/844-e442668/web.assets_common.js:4011:669
later@http://dev-srvr:8069/web/content/844-e442668/web.assets_common.js:46:255

I'm confused as to what's causing this, i can't trace the problem that's causing this. Sometimes after login the error won't appear but most of the time it does appear and I'm unable to locate the issue.

Please let me know any inputs to resolve the issue