Extension issue

[qSenkMillo]

• Issue Type: Bug
• Extension Name: python
• Extension Version: 0.2.3
• OS Version: Windows_NT x64 10.0.19042
• VSCode version: 1.53.2

{
	"messages": [
		{
			"type": 3,
			"message": "'configuration.jsonValidation.url' must be an absolute URL or start with './'  to reference schemas located in the extension.",
			"extensionId": {
				"value": "tht13.python",
				"_lower": "tht13.python"
			},
			"extensionPointId": "jsonValidation"
		}
	],
	"activationTimes": {
		"codeLoadingTime": 44,
		"activateCallTime": 22,
		"activateResolvedTime": 96,
		"activationReason": {
			"startup": false,
			"extensionId": {
				"value": "tht13.python",
				"_lower": "tht13.python"
			},
			"activationEvent": "onLanguage:python"
		}
	},
	"runtimeErrors": [
		{
			"name": "TypeError",
			"message": "Cannot read property 'text' of undefined"
		},
		{
			"name": "TypeError",
			"message": "Cannot read property 'text' of undefined"
		},
		{
			"name": "TypeError",
			"message": "Cannot read property 'text' of undefined"
		}
	]
}

How do I fix this?

[GitMensch]

should be closed as duplicate of #43 (additional info: also happened on a newer vscode version on Win10)