Square 9 GlobalSearch Migration Error

Log entries feature "Maximum request length exceeded" (PSIcapture) and "Post size exceeded allowed limits" (Event Viewer)

Refer to cases

1. https://na53.salesforce.com/500f2000019Q91u
2. https://na53.salesforce.com/500f2000019QIox

To resolve, forward this information from Square 9 to our customer...

• This can usually be fixed by editing the square9api webconfig located in your inetpub folder. (C:\inetpub\wwwroot\Square9API\)This line needs to be added in :
  

An image is attached which depicts the proper placement of this string in the web config file.