Currently, I have a fatal error displaying when I start my project. I have tried all possible solutions, so please let me know how can I resolve this. ng serve ⠴ Generating browser application bundles (phase: building)... <--- Last few GCs ---> [27248:03EFBAA8] 311252 ms: Mark-sweep (reduce) 1014.2 (1026.2) -> 1013.6 (1027.5) MB, 2168.8 / 0.1 ms (average mu = 0.074, current mu = 0.009) alloc <--- JS stacktrace ---> FATAL ERROR: MarkCompactCollector: young object promotion failed Allocation failed - JavaScript heap out of memory C:\Users\Nimra\Desktop\angular\QA\enableu-app>ng serve ⠴ Generating browser application bundles (phase: building)... <--- Last few GCs ---> [22980:03E894E0] 171563 ms: Mark-sweep 1016.1 (1032.6) -> 1014.0 (1034.1) MB, 1007.2 / 0.1 ms (average mu = 0.127, current mu = 0.023) allocation failure scavenge might not succeed [22980:03E894E0] 173624 ms: Mark-sweep 1018.1 (1042.1) -> 1016.0 (1043.3) MB, 2038.4 / 0.1 ms (average mu = 0.051, current mu = 0.011) allocation fai <--- Last few GCs ---> [12044:03E79450] 111 ms: Mark-sweep 1.0 (3.3) -> 1.0 (3.3) MB, 3.2 / 0.0 ms (average mu = 0.772, current mu = 0.044) allocation failure GC in old space requested [12044:03E79450] 115 ms: Mark-sweep (reduce) 1.0 (3.3) -> 0.9 (3.3) MB, 3.4 / 0.0 ms (average mu = 0.647, current mu = 0.185) last resort GC in old space requested [12044:03E79450] 119 ms: Mark-sweep (reduce) 0.9 (2.3) -> 0.9 (3.3) MB, 4.0 / 0.0 ms (average mu = 0.463, current mu = 0.014) last resort GC in old space requested <--- JS stacktrace ---> FATAL ERROR: CALL_AND_RETRY_LAST Allocation failed - JavaScript heap out of memory Tried these solutions without success: Uninstall node, cli everything, download it again, and start Update npm and everything not working Reclone my project from main project. Tried by increasing memory size by commands Continue reading...