diff --git a/ADOrcaApp/src/orca.cpp b/ADOrcaApp/src/orca.cpp
index 91b2f77..8dca6cc 100644
--- a/ADOrcaApp/src/orca.cpp
+++ b/ADOrcaApp/src/orca.cpp
@@ -8,6 +8,15 @@ using namespace std;
 
 static const char* driverName = "drvOrca";
 
+// Error message formatters
+#define ERR(msg)                                                         \
+  asynPrint(pasynUserSelf, ASYN_TRACE_ERROR, "%s::%s: %s\n", driverName, \
+            functionName, msg)
+
+#define ERR_ARGS(fmt, ...)                                                    \
+  asynPrint(pasynUserSelf, ASYN_TRACE_ERROR, "%s::%s: " fmt "\n", driverName, \
+            functionName, __VA_ARGS__);
+
 // Flow message formatters
 #define FLOW(msg)                                                       \
   asynPrint(pasynUserSelf, ASYN_TRACE_FLOW, "%s::%s: %s\n", driverName, \