When installing Intellijidea, prompt NSIs error solution

1. Try emptying the browser cache, and in the IE option, empty the IE temp file. Or use the cleanup expert treasure chest to clear the system junk files to achieve this function. 2. Try disabling any download accelerator or download tool and try to save it for re-downloading using IE. 3. Update anti-virus software, and do anti-virus. There is a NSIs error and the likelihood of the infected virus being destroyed is greater. It is recommended to reboot to Safe Mode with command line antivirus. 4. Try to turn off antivirus software and network firewall. 5. Scan and Repair disk errors using ScanDisk or CHKDSK. 6. Re-download the installation package from another normal computer and copy it to the computer that has failed. 7. There is also an extreme way: Click Start, Run, enter CMD, and go to the command line. Browse to the NSIs installation file path, execute the program name. EXE/NCRC, the installer will not validate itself and force the installation. 8. In addition, there are netizens said NSIs error, and memory failure related. We recommend that you use a hardware checker to check the performance of your memory bars. You can try to unplug the memory bar and plug it in again. 9. It is also possible to install English software in the Chinese system encountered this failure, the system default language modified to English, the installation is successful. In addition, it is recommended not to save the installation source in the Chinese path, the installation target, it is best not to use Chinese.