Why do I get a fatal error when installing the Quartus II software version 13.0? - Why do I get a fatal error when installing the Quartus II software version 13.0? Description Due to a problem in the Quartus® II installer, you may see this error during installation. Resolution To work around this problem: During installation turn off the option to install Quartus II Help , ModelSim-Altera , and DSP Builder . After Quartus II software installation completes, install Quartus II Help , ModelSim-Altera , and DSP Builder . This problem is fixed beginning with the Quartus II software version 13.1. Related Articles Why do I get a segmentation violation when installing the Quartus II software version 13.0? Custom Fields values: ['novalue'] Troubleshooting novalue False ['novalue'] ['FPGA Dev Tools Quartus II Software'] 13.1 13.0.1 ['Programmable Logic Devices'] ['novalue'] ['novalue'] ['novalue']