diff --git a/cmdline/mingw.c b/cmdline/mingw.c
index 968583e6..00c285e2 100644
--- a/cmdline/mingw.c
+++ b/cmdline/mingw.c
@@ -264,6 +264,9 @@ void os_abort(void)
 	for (i=0; i<size; ++i)
 		printf("[bt] %02u: %p\n", i, stack[i]);
 
+	printf("Please report this error to the SnapRAID Forum:\n");
+	printf("https://sourceforge.net/p/snapraid/discussion/1677233/\n");
+
 	/* use exit() and not abort to avoid the Windows abort dialog */
 	exit(EXIT_FAILURE);
 }
diff --git a/cmdline/unix.c b/cmdline/unix.c
index b313a97b..8731f8b3 100644
--- a/cmdline/unix.c
+++ b/cmdline/unix.c
@@ -1112,6 +1112,7 @@ void os_abort(void)
 	char** messages;
 	size_t size;
 	unsigned i;
+#endif
 
 	printf("Stacktrace of " PACKAGE " v" VERSION);
 #ifdef _linux
@@ -1124,6 +1125,7 @@ void os_abort(void)
 	printf(", PATH_MAX=%d", PATH_MAX);
 	printf("\n");
 
+#if HAVE_BACKTRACE && HAVE_BACKTRACE_SYMBOLS
 	size = backtrace(stack, 32);
 
 	messages = backtrace_symbols(stack, size);
@@ -1150,6 +1152,9 @@ void os_abort(void)
 	}
 #endif
 
+	printf("Please report this error to the SnapRAID Forum:\n");
+	printf("https://sourceforge.net/p/snapraid/discussion/1677233/\n");
+
 	abort();
 }