Warning: "CONV_INTEGER: There is an 'U'|'X'|'W'|'Z'|'-' in an arithmetic operand, and it has been converted to 0!" (ModelSim, VHDL Output File (.vho)) - Warning: "CONV_INTEGER: There is an 'U'|'X'|'W'|'Z'|'-' in an arithmetic operand, and it has been converted to 0!" (ModelSim, VHDL Output File (.vho)) Description You may get this warning message when simulating your Quartus ™ or MAX PLUS ® II VHO file in ModelSim. These warning messages do not have any effect on your simulation results, and should be ignored. You can suppress these warning messages by doing the following in ModelSim: Open the Simulation dialog box (Options menu). Set the option Suppress Warnings from Synopsys Packages to On . Click OK . Related Articles Warning: CONV_INTEGER: There is an 'U'|'X'|'W'|'Z'|'-' in an arithmetic operand, and it has been converted to 0. Custom Fields values: ['novalue'] Troubleshooting novalue False ['novalue'] ['novalue'] novalue novalue ['Programmable Logic Devices'] ['novalue'] ['novalue'] ['novalue']