SQL SERVER Installation issue || There are validation errors on this page.
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Issue occur due to files and folder are compressed and not fully permission to install the software.
Regarding this issue you are requested to please uncompressed the folder for SQL SERVER (C:\Program Files or C:\Program Files (x86)).
For this please Right click on Microsoft SQL SERVER folder > Go to Properties > Click on Advanced..
Un-Check Compress contents to save disk space
Un-Compress this folder and then Restart the system.
Now try to install the SQL SERVER in this system.
Hope this helps.