Hi Team, As part of the Microsoft Azure Add-on Splunk , we configured the application for Azure Event hub data collection, For the field connection string we added the Primary key includes below as below sample. Endpoint=******/;SharedAccessKeyName=RootManageSharedAccessKey;SharedAccessKey=8888888^^^888* In Connection string we copied the complete string starting from Endpoint=? I do see below errors,Kindly assist State.START: 0> 2020-04-24 08:13:49,369 INFO pid=31779 tid=MainThread file=connection.py:work:259 | 'Closing tlsio from a state other than TLSIO_STATE_EXT_OPEN or TLSIO_STATE_EXT_ERROR' Thanks, Subbu ... View more