The total size of the activity XAML including the referenced XAML is greater than the maximum allowed size of 51200 KB

Microsoft.Workflow.Client.ActivityValidationException: Workflow XAML failed validation due to the following errors:

The total size of the activity XAML including the referenced XAML is greater than the maximum allowed size of 51200 KB.

Solutions:

1. Open the database and choose WFResourceManagementDB table dbo.WorkflowServiceConfig

2. Push the right button and choose >Edit Top 200 Rows

3. Change the setting WorkflowServiceMaxWorkflowXamlSizeInBytes (eg, increase in 2 times)

Make a restart in IIS WorkflowMgmtPool and Workflow Management Site

Hope this will fix the issue...... Thanks