This error can occur if the metadata server is offline when WRS attempts to perform nightly maintenance. There are specific messages to look for in the log. See http://support.sas.com/kb/45/665.html
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Four tips to remember when you contact SAS Technical Support
Tricks for SAS Visual Analytics Report Builders
SAS Visual Analytics Learning Center
Learn how use the CAT functions in SAS to join values from multiple variables into a single value.
Find more tutorials on the SAS Users YouTube channel.
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