04-11-2016 10:48 PM
04-11-2016 11:31 PM
Which version of ISE or Vivado are you using.
Check if they are compatible from below links
04-12-2016 09:31 AM
I am using ISE 14.7 which it is compatible with Matlab 2013a according to information from Xilinx.
The strange thing is that it worked before, it had uninstalled and now presents this error.
I am going to install ISE 14.6 and to test.