Unreal Engine Issues and Bug Tracker (UE-34250)

Description

An ensure is triggered upon entering an improper math expression.

Steps to Reproduce

Create an actor BP
Add 3 variables:
- a = integer
- b = float
- c = actor reference
Add a math expression node
Make the expression = (a/b)%c
OBSERVE: ensure in log

Callstack

LogOutputDevice:Error: === Handled ensure: ===
LogOutputDevice:Error: Ensure condition failed: TabBeingDraggedPtr.IsValid() [File:D:\Build\++UE4+Release-4.13+Compile\Sync\Engine\Source\Runtime\Slate\Private\Framework\Docking\SDockingTabWell.cpp] [Line: 375]
LogOutputDevice:Error: Stack: 
LogOutputDevice:Error: UE4Editor-Core.dll
LogOutputDevice:Error: UE4Editor-Core.dll
LogOutputDevice:Error: UE4Editor-Core.dll
LogOutputDevice:Error: UE4Editor-Slate.dll
LogOutputDevice:Error: UE4Editor-Slate.dll
LogOutputDevice:Error: UE4Editor-Slate.dll
LogOutputDevice:Error: UE4Editor-Slate.dll
LogOutputDevice:Error: UE4Editor-Slate.dll
LogOutputDevice:Error: UE4Editor-Slate.dll
LogOutputDevice:Error: UE4Editor-Core.dll
LogOutputDevice:Error: UE4Editor-Core.dll
LogOutputDevice:Error: UE4Editor-Core.dll
LogOutputDevice:Error: UE4Editor-Core.dll
LogOutputDevice:Error: USER32.dll
LogOutputDevice:Error: USER32.dll
LogOutputDevice:Error: UE4Editor-Core.dll
LogOutputDevice:Error: UE4Editor.exe
LogOutputDevice:Error: UE4Editor.exe
LogOutputDevice:Error: UE4Editor.exe
LogOutputDevice:Error: UE4Editor.exe
LogOutputDevice:Error: UE4Editor.exe
LogOutputDevice:Error: kernel32.dll
LogOutputDevice:Error: ntdll.dll
LogOutputDevice:Error: ntdll.dll
LogStats:                SubmitErrorReport -  0.000 s
LogStats:                    SendNewReport -  0.251 s
LogStats:             FDebug::EnsureFailed -  0.265 s
LogBlueprint:Error: [Compiler ] Error Cannot find a '%' function that takes the supplied param types, for expression: ' K2Node_MathExpression_0 '
LogBlueprint:Error: [Compiler ] Error Unhandled token '' in expression: ' K2Node_MathExpression_0 '
LogBlueprint:Error: [Compiler ] Error Failed to generate argument #1 for the '+' function, in the expression: ' K2Node_MathExpression_0 '
LogBlueprint:Error: [Compiler ] Error Failed to generate argument #2 for the '+' function, in the expression: ' K2Node_MathExpression_0 '
LogBlueprint:Error: [Compiler ] Error No root node generated from the expression: ' K2Node_MathExpression_0 '
LogBlueprint:Error: [Compiler ] Error Failed to generate full expression graph for: ' K2Node_MathExpression_0 '

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Cannot Reproduce

Component	UE - Gameplay - Blueprint
Affects Versions	4.13

Created	Aug 4, 2016
Resolved	Aug 5, 2016
Updated	Jul 14, 2021

UE-34250

Ensure triggered upon improper math expression

Ensure triggered upon improper math expression

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