T3C The subsystem cannot be dragged to the slot, on the Mac system with M2 chip

[HuangJiayong]

Bug Report

Expected behavior:

Actual behavior:

Detailed steps to reproduce:

Fits involved in EFT format (Edit > To Clipboard > EFT):

Release or development git branch? Please note the release version or commit hash:

Operating system and version (eg: Windows 10, OS X 10.9, OS X 10.11, Ubuntu 16.10):

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