Getting Rex sub pattern error when using counts

[Aryc090908]

Index=dev log-severity=INFO app name=abcd | rex “tv counts for indicator S = (?<Count>\d+)” | stats count by _time, Counts l table _time, counts

Getting error in Rex commandregex:syntax error in sunpattern name(missing terminator)

it worked last week and suddenly this error is showing up and checked data side ,data is there and no issues with data

please suggest

[richgalloway · Accepted solution]

Replace &lt; with < and &gt; with >.  Also, replace the smartquotes with normal quotation marks.

[Aryc090908]

It’s giving error as search is waiting for input in the dashboard page

[richgalloway]

One of the searches in the dashboard contains an unset token.  Give the token a value or remove it.