xmpp-sender generating Warning: Cannot modify header information
for various pages.
It should check if headers were sent in order to prevent this warning. Worse in many pages it will stop the load of the rest of the page.
xmpp-sender generating Warning: Cannot modify header information
for various pages.
It should check if headers were sent in order to prevent this warning. Worse in many pages it will stop the load of the rest of the page.
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