same issue here. it appears only on iOS 15.4
our url of tel scheme looks like this:
tel://+1234567890,,33097278*110213*1#
adding percent encoding does not fix the issue, because it adds encoding to “#”, but it does not add it to “*”
need working solution asap
marsks
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Same issue happens on public Xcode Version 16.0 (16A242d) and iOS 18.0