Message type: E = Error
Message class:  IW - Order Processing 
Message number: 320
Message text: *** Task list connection
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The SAP error message IW320, which indicates a "Task list connection" issue, typically arises in the context of maintenance planning and execution within the SAP system. This error can occur when there is a problem with the connection between a maintenance order and its associated task list. Causes of IW320 Error Missing Task List: The task list that is supposed to be linked to the maintenance order may not exist or may have been deleted. Incorrect Task List Type: The task list type may not be compatible with the maintenance order type. Authorization Issues: The user may not have the necessary authorizations to access the task list. Data Inconsistencies: There may be inconsistencies in the data related to the task list or maintenance order.
Configuration Issues: Incorrect configuration settings in the system related to task lists or maintenance orders. Solutions to IW320 Error Check Task List Existence: Verify that the task list exists in the system. You can
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