If you are a non - admin with an all rights role, try and view any sponsorship's they receive the following Error: The specified page could not be loaded. You must specify a valid data list ID.
A custom tab may have been added to this page and the data list that was associated with that tab was subsequently deleted.
As an Admin user: 1. Navigate to the problematic page 2. Click the button for page designer in the upper right 3. Click the button on the top left to edit tabs 4. Review any custom tabs that are present by selecting the tab and clicking edit 5. In the window that appears, Click the ellipsis in the Section field 6. In the window that appears select each section and click edit, if the edit window appears that section is ok. 7. Continue moving through the tabs as such (steps 4-6) until you locate the invalid data list.
Steps to Duplicate
1. Constituent Search for active Sponsor 2. Click Sponsor Tab 3. Click on the Sponsorship 4. Receive Error: The specified page could not be loaded. You must specify a valid data list ID