Hi!
Now I'm try with v.5.0.1 and have this error message in log file....
2015-06-25 08:33:05.014 ===== TRACE =====
2015-06-25 08:33:05.015 ===== TRACE ===== =====================================
2015-06-25 08:33:05.016 ===== TRACE =====
2015-06-25 08:33:05.016 ===== TRACE ===== DataBase actual Version = V5.0.0
2015-06-25 08:33:05.016 ===== TRACE ===== ProjeQtOr actual Version = V5.0.1
2015-06-25 08:33:05.017 ===== TRACE =====
2015-06-25 08:33:05.652 ===== TRACE ===== =====================================
2015-06-25 08:33:05.652 ===== TRACE =====
2015-06-25 08:33:05.653 ===== TRACE ===== DATABASE UPDATE COMPLETED TO VERSION V5.0.1
2015-06-25 08:33:05.653 ===== TRACE =====
2015-06-25 08:33:05.654 ===== TRACE ===== =====================================
2015-06-25 08:33:05.654 ===== TRACE =====
2015-06-25 08:33:10.709 ===== TRACE ===== NEW CONNECTED USER 'admin'
2015-06-25 08:33:10.906 ***** ERROR ***** ERROR *****
2015-06-25 08:33:10.906 ***** ERROR ***** on file 'D:\xampplite\htdocs\projeqtor\tool\projeqtor.php' at line (125)
2015-06-25 08:33:10.907 ***** ERROR ***** cause = main() [<a href='function.main'>function.main</a>]: The script tried to execute a method or access a property of an incomplete object. Please ensure that the class definition "User" of the object you are trying to operate on was loaded _before_ unserialize() gets called or provide a __autoload() function to load the class definition
Regards.