Failed to launch MegaWizard™ Plug-In Manager. Triple-Speed Ethernet Intel® FPGA IP v18.0 and could not be found in the specified library paths - Failed to launch MegaWizard™ Plug-In Manager. Triple-Speed Ethernet Intel® FPGA IP v18.0 and could not be found in the specified library paths Description In the Intel® Quartus® Prime Standard Edition Software versions 18.0 and 18.1, when you open the MegaWizard™ for editing, you may see the error message “Failed to launch MegaWizard™ Plug-In Manager. Triple-Speed Ethernet Intel® FPGA IP V18.0 could not be found in the specified library paths”. Resolution To work around this problem in the Intel® Quartus® Prime Standard Edition Software versions 18.0 and 18.1, follow the steps below. 1. Locate altera_eth_tse_wizard.lst in your Intel® FPGA install directory. For Linux System: /linux64/ip/altera/ethernet/altera_eth_tse/altera_eth_tse_wizard.lst For Windows System: /ip/altera/ethernet/altera_eth_tse/altera_eth_tse_wizard.lst 2. Open altera_eth_tse_wizard.lst , add following sentence in a new line after <ALIAS>Triple-Speed Ethernet v17.0</ALIAS> and save. <ALIAS>Triple-Speed Ethernet Intel FPGA IP v18.0</ALIAS> This problem is fixed beginning with the Intel® Quartus® Prime Standard Edition Software version 19.1. Custom Fields values: ['novalue'] Troubleshooting 16020441964 False ['novalue'] ['FPGA Dev Tools Quartus® Prime Software Standard'] 19.1 18.0 ['Programmable Logic Devices'] ['novalue'] ['novalue'] ['novalue']