Typical iisnode issues and solutions (please read this before posting new issues)

[lextm]

Questions/issue reports related to iisnode spanned two repos, this as well as https://github.com/tjanczuk/iisnode/issues but have been addressed properly in the past years.

Below is a summary on the most common ones so future readers might read before moving on.

Topic	Comments	Main Issue	Duplicate Issues
Maintenance, roadmap, future, alternatives	There are two widely used alternatives, HttpPlatformHandler and ARR. The former is the easiest to implement.	#76	#101 #144
IIS 10 and installation	Deprecation of Web Platform Installer impacted the installatione experience. Now you need to run the MSI installer manually. The latest installers can be found in https://github.com/Azure/iisnode/releases	#46	#53 #94 #124 #142 tjanczuk#662 tjanczuk#672 tjanczuk#677
DeprecatedWarning	The code of iisnode uses deprecated Node.js API. The pull requests are ready but not accepted.	tjanczuk#636	#60 #62 #107 #128 tjanczuk#668
Latest Node.js version and related	The code of iisnode is too old to support latest Node.js, PNPM, ES6 Modules, Next.js, etc. Switch to alternatives and things will work properly.		#81 #90 #102 #110 #113 #131 #133 #137 #141 tjanczuk#678 tjanczuk#687 tjanczuk#688 tjanczuk#702 tjanczuk#705
50x.xxx errors	There are reports on 500 or 503 errors. Need further troubleshooting according to iisnode docs.		#47 #50 #57 #89 #132 tjanczuk#649 tjanczuk#650 tjanczuk#653 tjanczuk#657 tjanczuk#673 tjanczuk#680 tjanczuk#693 tjanczuk#697
Feature requests	Some of them are already implemented in alternatives like HttpPlatformHandler.		#19 #33 #51 #67 #120