XF 2.0 I can not save the changes templates

[carloslitho]

error:
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Xenforo V: 2.0.7
print:

 

[vij]

Same problem here

 

[vij]

Solved. Security sw was graylisting. It was modsecurity... Had to uncomment these in htaccess

<IfModule mod_security.c>
    SecFilterEngine Off
    SecFilterScanPOST Off
</IfModule>