Fatal error: Cannot use 'String' as class name as it is reserved in /home/siblpz/public_html/virtual/lib/Cake/Utility/String.php on line 25

Fatal error: Uncaught Error: Class 'String' not found in /home/siblpz/public_html/virtual/lib/Cake/Utility/Debugger.php:339 Stack trace: #0 /home/siblpz/public_html/virtual/lib/Cake/Utility/Debugger.php(741): Debugger::trace(Array) #1 /home/siblpz/public_html/virtual/lib/Cake/Error/ErrorHandler.php(219): Debugger->outputError(Array) #2 /home/siblpz/public_html/virtual/lib/Cake/Core/App.php(565): ErrorHandler::handleError(2, 'Declaration of ...', '/home/siblpz/pu...', 687, Array) #3 /home/siblpz/public_html/virtual/lib/Cake/Core/App.php(565): include() #4 [internal function]: App::load('JavascriptHelpe...') #5 [internal function]: spl_autoload_call('JavascriptHelpe...') #6 /home/siblpz/public_html/virtual/lib/Cake/View/HelperCollection.php(130): class_exists('JavascriptHelpe...') #7 /home/siblpz/public_html/virtual/lib/Cake/View/View.php(873): HelperCollection->load('Javascript', Array) #8 /home/siblpz/public_html/virtual/lib/Cake/View/View.php(347): View->loadHelpers() #9 /home/siblpz/public_html/virtual/lib/Cake/Controll in /home/siblpz/public_html/virtual/lib/Cake/Utility/Debugger.php on line 339