diff --git a/BUILDING_DEBUG.md b/BUILDING_DEBUG.md
index 1160d78..b7bedec 100644
--- a/BUILDING_DEBUG.md
+++ b/BUILDING_DEBUG.md
@@ -18,3 +18,15 @@ gomobile clean
 gomobile init
 
 make android
+
+# errors
+
+```
+# runtime/cgo
+gcc_android.c:6:10: fatal error: android/log.h: No such file or directory
+ #include <android/log.h>
+          ^~~~~~~~~~~~~~~
+compilation terminated.```
+```
+
+*solution:* run `gomobile init`