Stratix 10 SOC Development Kit example design qts_fmca_Q18.0.1_B261 not compiling

Yes, I tried that. I removed all the references to "nwang" folders. It may be the person who created this design. After doing all that, I get the following error message now.

Error (20327): 2021.07.27.21:24:22 Error: Error writing xml report java.io.FileNotFoundException: C:\Intel_designs\qts_fmca_orig\ip\fmc_xcvr_test_gx\fmc_xcvr_test_xcvr_native_s10_htile\fmc_xcvr_test_xcvr_native_s10_htile.xml (The requested operation cannot be performed on a file with a user-mapped section open)
Error (20327): 2021.07.27.21:24:22 Error: qsys-generate failed with exit code 1: 1 Error, 0 Warnings
Error (14923): Error upgrading Platform Designer file "fmc_xcvr_system.qsys"
Error (11133): IP component QsysPrimePro with file "fmc_xcvr_system.qsys" upgrade failed
Error (23031): Evaluation of Tcl script c:/intelfpga_pro/21.1/quartus/common/tcl/internal/ip_regen/ip_regen.tcl unsuccessful
Error: Quartus Prime Shell was unsuccessful. 5 errors, 67 warnings
Error: Peak virtual memory: 297 megabytes
Error: Processing ended: Tue Jul 27 21:32:23 2021
Error: Elapsed time: 00:16:33
Error: System process ID: 21344