diff --git a/source/ui/error.c b/source/ui/error.c
index 9d9968d..d9db508 100644
--- a/source/ui/error.c
+++ b/source/ui/error.c
@@ -488,8 +488,6 @@ static const char* description_to_string(Result res) {
             switch(res) {
                 case R_FBI_CANCELLED:
                     return "Operation cancelled";
-                case R_FBI_ERRNO:
-                    return "I/O error";
                 case R_FBI_HTTP_RESPONSE_CODE:
                     return "HTTP request returned error";
                 case R_FBI_WRONG_SYSTEM:
diff --git a/source/ui/error.h b/source/ui/error.h
index 98f78f4..49457a0 100644
--- a/source/ui/error.h
+++ b/source/ui/error.h
@@ -1,13 +1,12 @@
 #pragma once
 
 #define R_FBI_CANCELLED MAKERESULT(RL_PERMANENT, RS_CANCELED, RM_APPLICATION, 1)
-#define R_FBI_ERRNO MAKERESULT(RL_PERMANENT, RS_INTERNAL, RM_APPLICATION, 2)
-#define R_FBI_HTTP_RESPONSE_CODE MAKERESULT(RL_PERMANENT, RS_INTERNAL, RM_APPLICATION, 3)
-#define R_FBI_WRONG_SYSTEM MAKERESULT(RL_PERMANENT, RS_NOTSUPPORTED, RM_APPLICATION, 4)
-#define R_FBI_INVALID_ARGUMENT MAKERESULT(RL_PERMANENT, RS_INVALIDARG, RM_APPLICATION, 5)
-#define R_FBI_THREAD_CREATE_FAILED MAKERESULT(RL_PERMANENT, RS_INTERNAL, RM_APPLICATION, 6)
-#define R_FBI_PARSE_FAILED MAKERESULT(RL_PERMANENT, RS_INTERNAL, RM_APPLICATION, 7)
-#define R_FBI_BAD_DATA MAKERESULT(RL_PERMANENT, RS_INTERNAL, RM_APPLICATION, 8)
+#define R_FBI_HTTP_RESPONSE_CODE MAKERESULT(RL_PERMANENT, RS_INTERNAL, RM_APPLICATION, 2)
+#define R_FBI_WRONG_SYSTEM MAKERESULT(RL_PERMANENT, RS_NOTSUPPORTED, RM_APPLICATION, 3)
+#define R_FBI_INVALID_ARGUMENT MAKERESULT(RL_PERMANENT, RS_INVALIDARG, RM_APPLICATION, 4)
+#define R_FBI_THREAD_CREATE_FAILED MAKERESULT(RL_PERMANENT, RS_INTERNAL, RM_APPLICATION, 5)
+#define R_FBI_PARSE_FAILED MAKERESULT(RL_PERMANENT, RS_INTERNAL, RM_APPLICATION, 6)
+#define R_FBI_BAD_DATA MAKERESULT(RL_PERMANENT, RS_INTERNAL, RM_APPLICATION, 7)
 
 #define R_FBI_NOT_IMPLEMENTED MAKERESULT(RL_PERMANENT, RS_INTERNAL, RM_APPLICATION, RD_NOT_IMPLEMENTED)
 #define R_FBI_OUT_OF_MEMORY MAKERESULT(RL_FATAL, RS_OUTOFRESOURCE, RM_APPLICATION, RD_OUT_OF_MEMORY)