Exception :- While connecting webparts “No Provider Schema” – Relational WebPart – SharePoint Online

Sathish Nadarajan
 
Solution Architect
August 21, 2018
 
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In this article, let us discuss about an exception “No Provider Schema” when trying to connect two webparts. In my case, I have a Custom NewForm on which I have a default list webpart. Along with that, I am adding another webpart which is connected with the default webpart.

 

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On the above screen, the SOW Tracking webpart should provide Filter data to SOW Communications WebPart. To achieve that, usually we will establish a connection as shown in the image.

 

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The connection will be established in the Default NewForm.aspx without any issue. But, when I try to do that from a custom new form, then the exception will be shown as below.

 

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To overcome this, on the custom new form, we need to add the below tags.

 

 <WebPartPages:SPProxyWebPartManager runat="server" ID="__ProxyWebPartManagerForConnections__">
 
 <SPWebPartConnections></SPWebPartConnections></WebPartPages:SPProxyWebPartManager>
 

The position of the snippet in the customnewform.aspx would be

 

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We need to edit this form in SharePointDesigner and update the aspx file.

Happy Coding,

Sathish Nadarajan.

Author Info

Sathish Nadarajan
 
Solution Architect
 
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Sathish is a Microsoft MVP for SharePoint (Office Servers and Services) having 15+ years of experience in Microsoft Technologies. He holds a Masters Degree in Computer Aided Design and Business ...read more
 

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