Constantly getting compilation error. Cannot automate

Help Studio
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1

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I have tried numerous times restarting my system and UiPath studio. please advice

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Also getting the follwoing error:

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image878×208 14.9 KB

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Error when i try to compile:

Unexpected error has occurred during the library compilation process:
Unable to create activity builder for CreateIndicationTemplates.xaml. Reason was ‘Cannot create unknown type ‘{clr-namespace:UiPath.Excel.Activities.Business;assembly=UiPath.Excel.Activities}SequenceX’.’.