Issue #3278824 by grathbone, spfaffly: Passing in multiple types into a...

Issue #3278824 by grathbone, spfaffly: Passing in multiple types into a parameter breaks frontend controllers

Closes #3278824

added 15 commits

• 3014de2f...d9cd3d3c - 14 commits from branch project:9.3.x
• 3b2ed934 - Merge remote-tracking branch 'origin/9.3.x' into 3278824-passing-in-multiple-9.x-3.x

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closed