میخوام ویبولتین نصب کنم این ارور رو میده :
Startup ErrorsDue to the following errors, the install/upgrade can not continue:
- Following is a list of files that are either missing or contain unexpected contents. The most likely cause is that all of the files from this release have not been properly uploaded. You should resolve this error before continuing.
/includes/class_core.php - File does not contain expected contents
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