Error when building MTA project from yaml file + SAP Workflow management tutorial

Tutorials: https://developers.sap.com/tutorials/cp-workflow-3-add-usertask-cf.html
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As part of this tutorial, after building the workflow form, when i try to build the MTA project from yaml file, i get an error as below.

Problems loading reference 'vscode://schemas/workspaceConfig': Unable to load schema from 'vscode://schemas/workspaceConfig': A resource provider for 'vscode://schemas/workspaceConfig' is not registered.

Please help to resolve this