IIS7 the temporary directory in the chart handler configuration [C:\TempImageFiles\] After the release of the program is invalid

Put. net4.0 's ASP. NET site on the IIS7, originally developed all OK, graphics can come out, but once deployed to IIS, and then access,

Error Issue: The temp directory in the chart handler configuration [c:\TempImageFiles\] is invalid.

Workaround:

Method One: Remove the dir attribute from the <add key= "Chartimagehandler" value= "storage=file;timeout=20;dir=c:\tempimagefiles\;" in the configuration file.

Method Two: Create a temporary directory for dir locally.

IIS7 the temporary directory in the chart handler configuration [C:\TempImageFiles\] After the release of the program is invalid