How to fix “FATAL ERROR: Ineffective mark-compacts near heap limit Allocation failed - JavaScript heap out of memory” error

Question

I\'m trying to deploy a reactjs application to heroku. While compiling assets, the build fails and produces this error:

-----> Ruby app detected
----->         


        

Answer 1

I had the same error. Fixed it by using an earlier version of Node/npm. Might fix your problem.