Error "...50003,71000,10103 LM_TS_OPEN_ERROR" Activating

Issue

When you try to activate Tableau Desktop, one of the following errors might occur:

FlexNet Activation API handle is invalid. Function flxActCommonHandleOpen returned error (50003, 71000, 10103)
LM_TS_OPEN_ERROR
Tableau could not access Trusted Storage. Verify that the latest version of the FlexNet Licensing Service is running as a network service. If that does not resolve the issue, try reinstalling Tableau Desktop or Tableau Server.

Or

FlexNet Actvation API handle is invalid. Function flxActCommonHandleOpen returned error (50003, 71000, 10104)
LM_TS_OPEN_ERROR
Tableau could not access Trusted Storage. Verify that the latest version of the FlexNet Licensing Service is running as a network service. If that does not resolve the issue, try reinstalling Tableau Desktop or Tableau Server.

Environment

Tableau Desktop
Windows

Resolution

Option 1:

Follow the steps in Troubleshoot Tableau Desktop Installation.

Option 2: If Option 1 is unsuccessful

Uninstall Tableau Desktop following the steps in Completely Removing Tableau Desktop
Re-install the application as an administrator:
right-click the installer file > select 'Run as administrator' > follow the prompts.

Cause

Flexnet is either corrupt or not installed correctly.

Additional Information

If the activation fails after attempting both the above options, submit a Support case from the Customer Portal or from the Web form with the following information:

Trusted Storage contents of the computer running Tableau Desktop. See Providing License Data to Tableau Support for instructions.