c# - Error unpacking extension and Could not upload file in umbraco -

This error while the import template in Umbraco

File System.Exception uploaded Could: Error unpacking extension ... ---> System.IO.PathTooLongException: The specified path, file name, or both are too long. The fully qualified filename must be less than 260 characters, and the directory name must be less than 248 characters. System.IO.PathHelper.GetFullPathName (on System.IO.Path.NormalizePath on System.IO.FileStream.Init) (String path, Boolean fullCheck, Int32 maxPathLength) (string path, FileMode mode, using FileAccess, Int32 rights, Boolean on useRights, fileshare share, Int32 BufferSize, FileOptions option, SecAttrs, string msgPath, Boolean bFromProxy, Boolean useLongPath, Boolean checkHost) on System.IO.FileStream..ctor (string path, FileMode mode, using FileAccess, fileshare share, Int32 on BufferSize SECURITY_ATTRIBUTES) on umbraco.cms.businesslogic.packager.Installer.UnPack umbraco.cms.businesslogic.packager.Installer.Import (string zipName) (string inputfile) --- inner exception stack trace --- The end of at umbraco.cms. businesslogic.packager.Installer.Import (String inputfile) umbraco.presentation.developer.packages.Installer.uploadFile (object sender, EventArgs e)

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have to convert to the web.config file