sharepoint saving web part problem?

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SharePoint

I created a web part but I want to add mysharepoint portal page

editing tools->insert->web part->custom ı am selecting and then ı clicked save button

but it gives me saving.... lots of time ı am waiting still I am waiting so it is not saving.

there is a saving problem

how I edit this error?what can ı do?


another problem in a page loading problem