TYPO3 Exception 1342635016

Note

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Could not retrieve extension hash file from remote server.

ISSUE

This usually occurs with a fresh installation of TYPO3 6.2.4, right after the first login to the backend of the newly installed system, but can also occur with an existing installation. It often happens when downloading the preconfigured distributions in the Extension Manager.

POSSIBLE SOLUTION

php.ini (or vhost configuration)

allow_url_fopen = On
max_execution_time = 300