*** Fatal Error: Segment Violation: faulting address=(nil), PC=0x7fffeaf7e8a1 : 0x7fffeaf7e8a1: sld_sdr!SDR_TX_GENERIC_NODE_ATTRIB_DECORATOR::get_value(char const*) + 0xb - *** Fatal Error: Segment Violation: faulting address=(nil), PC=0x7fffeaf7e8a1 : 0x7fffeaf7e8a1: sld_sdr!SDR_TX_GENERIC_NODE_ATTRIB_DECORATOR::get_value(char const*) + 0xb Description Due to a problem in the Quartus® Prime Pro Edition Software versions 23.2, 23.3, and 23.4, you might see this error when renaming an instance after deleting another one in the Signal Tap Logic Analyzer. Open Quartus® (no project required) Open Signal Tap Logic Analyzer (Default template -> create if there is no file) Rename the instance created by default In the Signal Tap instance tab: right click -> create instance Delete the original one (the one you rename first) Rename the new one: Quartus® exit without a crash or giving further information. Resolution To workaround this problem, do not rename a Signal Tap instance after deleting one. Custom Fields values: ['novalue'] Troubleshooting 22019146938 False ['novalue'] ['FPGA Dev Tools Quartus® Prime Software Pro'] 24.1 23.3 ['Programmable Logic Devices'] ['novalue'] ['novalue'] ['novalue']