Solved R1+ ABS stops extruding.

Yup, it is finicky. If you want to get away from it you can try things like BluPrint or Alloy910 in the future.
Best replacement will depend on exactly why you needed ABS (i.e. tensile strength, elongation, Heat resistance [Tg], or something else). There are alternatives that beat it across the board*




* all of them easier to print