Unity Issue Tracker - UUM - Entering Play Mode with compiler errors changes the Play icon to Stop icon even tho editor is not in Play Mode

Fixed

Fixed in 6000.3.1f1, 6000.4.0a6, 6000.5.0a2

Votes

Found in

Issue ID

Regression

UUM - Entering Play Mode with compiler errors changes the Play icon to Stop icon even tho editor is not in Play Mode

-

Oct 31, 2025

Steps to reproduce:

Create a new project
Install Multiplayer Play Mode package
Create a new script
Add anything in the script so it doesn’t compile properly (e.g.: random string anywhere in the script)
Try entering Play Mode

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Actual results:
Editor does not go to Play mode as expected, but the icon is switched to a Stop icon indicating Play mode

Expected results:
Icon does not switch to Stop icon because editor is not in Play mode

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Reproducible with versions:

Multiplayer Play Mode 2.0.0:
6000.3.0b4, 6000.3.0b9,

Not reproducible with versions:

Multiplayer Play Mode 2.0.0:
6000.4.0a4

Can’t test with versions:
6000.3.0b3 or earlier (Minimum Editor Version for this package is 6000.3.0b4)

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Tested on (OS):
MacOS Sequoia 15.7.1