Update config.emscripten.default.mk

Author: ofTheo

libs/openFrameworksCompiled/project/emscripten/config.emscripten.default.mk

@@ -142,7 +142,10 @@ PLATFORM_LDFLAGS += -s DYNAMIC_EXECUTION=0 -s EMBIND_AOT=1
 PLATFORM_LDFLAGS += -s USE_GLFW=3 -lglfw
 # PLATFORM_LDFLAGS += -sEXPORTED_FUNCTIONS=all
 #PLATFORM_LDFLAGS += -sEXPORTED_FUNCTIONS='["_main", "_malloc", "_free"]'
-PLATFORM_LDFLAGS += -sERROR_ON_UNDEFINED_SYMBOLS=0
+
+#Do not change this!  
+#If there are errors we need to see them! 
+PLATFORM_LDFLAGS += -sERROR_ON_UNDEFINED_SYMBOLS=1
 
 #PLATFORM_LDFLAGS += -s AUDIO_WORKLET=1 -s WASM_WORKERS=1 -sENVIRONMENT="web,worker" -s WEBAUDIO_DEBUG=1