Prerequisites

• I verified that this is not a filter issue
  • Filter issues MUST be reported at filter issue tracker
• This is not a support issue or a question
  • Support issues and questions are handled at /r/uBlockOrigin
• I performed a cursory search of the issue tracker to avoid opening a duplicate issue
  • Your issue may already be reported.
• I tried to reproduce the issue when...
  • [] uBlock Origin is the only extension
  • uBlock Origin with default lists/settings
  • [] using a new, unmodified browser profile
• [] I am running the latest version of uBlock Origin
• I checked the documentation to understand that the issue I report is not a normal behavior

Description

#@# does not work

A specific URL where the issue occurs

youtube.com

Steps to Reproduce

1. add rule youtube.com#@##masthead-ad
2. go to the website
3. premium banner is not visible

Actual behavior:

add rule youtube.com#@?##masthead-ad
go to the website
premium banner visible

Your environment

• uBlock Origin version: 1.18.5rc1
• Browser Name and version: Opera|Beta
• Operating System and version: Windows 7x64