Testing the next release of MIT App Inventor (nb187)

[Patryk_F]

Were helper blocks tested with extensions? Because I am getting an error.

What is *your* opinion about helper blocks in App Inventor? (GSoC Project - User Feedback)

As for extensions, the truth is that you will still need to use green blocks for constant values to ensure compatibility with other builders. Unless other constructors also introduce helper blocks. [helpers] After checking in Companion and APK, however, it doesn't work. [helpers] [Screenshot_20210801-190716] Everything according to the descriptions of @BeksOmega. Tested on NB187 release test server.

I am using the UCR source to build the extension