Here is the file you asked for. I tried deleting the AceGM folder so it would all go back to default settings, but the problem still occurs.
{
"theme": "gms2",
"ukSpelling": false,
"compExactMatch": true,
"argsMagic": true,
"argsFormat": "@arg",
"importMagic": true,
"allowImportUndo": false,
"coroutineMagic": true,
"lambdaMagic": true,
"hyperMagic": true,
"fileSessionTime": 7,
"projectSessionTime": 14,
"singleClickOpen": false,
"assetThumbs": true,
"showGMLive": 2,
"fileChangeAction": 1,
"backupCount": {
"v1": 2,
"v2": 2,
"live": 0
},
"recentProjectCount": 16,
"tabSize": 4,
"tabSpaces": true,
"eventOrder": 1,
"tooltipDelay": 350,
"tooltipKind": 1,
"compMatchMode": 0,
"argsStrict": false,
"mfuncMagic": true,
"taskbarOverlays": false,
"clearAssetThumbsOnRefresh": true,
"codeLiterals": false,
"ctrlWheelFontSize": true,
"closeTabsOnFileDeletion": true,
"detectTab": true,
"extensionAPIOrder": 1,
"tooltipKeyboardDelay": 0,
"linterPrefs": {},
"compKeywords": true,
"compFilterSnippets": true,
"nullCoalescingAssignment": true,
"assetOrder23": 0,
"customizedKeybinds": {},
"castOperators": true,
"hashColorLiterals": true,
"showArgTypesInStatusBar": false,
"app": {
"windowWidth": 960,
"windowHeight": 720,
"windowFrame": false
}
}