[TYPO3-english] Fatal error: Class 'TYPO3\CMS\Extbase\SignalSlot\Dispatcher' not found in /typo3/sysext/core/Classes

[Markus Klein]

Hi!

Please go to the Install Tool -> Important Actions
Click the actions  "Clear All Caches" and "Clear Opcode Cache"

Kind regards
Markus

------------------------------------------------------------
Markus Klein
TYPO3 CMS Active Contributors Team Member


> -----Original Message-----
> From: typo3-english-bounces at lists.typo3.org [mailto:typo3-english-
> bounces at lists.typo3.org] On Behalf Of Jainish Senjaliya
> Sent: Thursday, June 05, 2014 9:00 AM
> To: typo3-english at lists.typo3.org
> Subject: [TYPO3-english] Fatal error: Class
> 'TYPO3\CMS\Extbase\SignalSlot\Dispatcher' not found in
> /typo3/sysext/core/Classes
> 
> Hello,
> 
> I have upgrade typo3 project 4.5 to 4.7 its was successfully upgraded.
> Then I have upgrade typo3 4.7 to 6.1.9 and its successfully upgraded.
> But while i upgrading 6.1.9 to 6.2.3 that time i got below error.
> 
> Fatal error: Class 'TYPO3\CMS\Extbase\SignalSlot\Dispatcher' not found in
> /typo3/sysext/core/Classes/Utility/GeneralUtility.php on line 4280
> 
> Can anyone help me in finding the solution?
> 
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