diff --git a/adsApp/src/ADSPortDriver.cpp b/adsApp/src/ADSPortDriver.cpp
index 3f4f92b..d56ca92 100644
--- a/adsApp/src/ADSPortDriver.cpp
+++ b/adsApp/src/ADSPortDriver.cpp
@@ -329,10 +329,11 @@ asynStatus ADSPortDriver::ADSConnect(asynUser *pasynUser) {
         status = static_cast<asynStatus>(
             adsConnection->resolve_variables(ads_read_vars));
 
-        if (status) {
+        if (status && lastReadError != status) {
             LOG_ERR_ASYN(pasynUser,
                          "Could not resolve ADS read variable names (%i): %s",
                          status, ads_errors[status].c_str());
+            lastReadError = status;
             return status;
         }
     }
@@ -341,11 +342,11 @@ asynStatus ADSPortDriver::ADSConnect(asynUser *pasynUser) {
         status = static_cast<asynStatus>(
             adsConnection->resolve_variables(ads_write_vars));
 
-        if (status && lastError != status) {
+        if (status && lastWriteError != status) {
             LOG_ERR_ASYN(pasynUser,
                          "Could not resolve ADS write variable names(%i): %s",
                          status, ads_errors[status].c_str());
-            lastError = status;
+            lastWriteError = status;
             return status;
         }
     }
@@ -354,10 +355,11 @@ asynStatus ADSPortDriver::ADSConnect(asynUser *pasynUser) {
 
     // initialize sum-read buffers
     status = static_cast<asynStatus>(SumRead.initialize());
-    if (status) {
+    if (status && lastSumReadError != status) {
         LOG_ERR_ASYN(pasynUser,
                      "Error initializing sum-read request buffers (%i): %s",
                      status, ads_errors[status].c_str());
+        lastSumReadError = status;
         return status;
     }
 
diff --git a/adsApp/src/ADSPortDriver.h b/adsApp/src/ADSPortDriver.h
index 389dc13..99311a8 100644
--- a/adsApp/src/ADSPortDriver.h
+++ b/adsApp/src/ADSPortDriver.h
@@ -82,7 +82,9 @@ class ADSPortDriver : public Autoparam::Driver {
     uint32_t const adsFunctionTimeout;
     const std::shared_ptr<Connection> adsConnection;
     const std::chrono::milliseconds sumReadPeriod;
-    long lastError;
+    long lastReadError;
+    long lastWriteError;
+    long lastSumReadError;
 
     SumReadRequest SumRead;
 
diff --git a/adsApp/src/err.h b/adsApp/src/err.h
index e5c7871..25b740a 100644
--- a/adsApp/src/err.h
+++ b/adsApp/src/err.h
@@ -32,10 +32,10 @@
     LOG_MSG_ASYN(asyn_user, ASYN_TRACE_ERROR, "ERROR", format, ##__VA_ARGS__)
 
 #define LOG_WARN_ASYN(asyn_user, format, ...) \
-    LOG_MSG_ASYN(asyn_user, ASYN_TRACE_WARNING, "WARNING", format, ##__VA_ARGS__)
+    //LOG_MSG_ASYN(asyn_user, ASYN_TRACE_WARNING, "WARNING", format, ##__VA_ARGS__)
 
 #define LOG_TRACE_ASYN(asyn_user, format, ...) \
-    LOG_MSG_ASYN(asyn_user, ASYN_TRACE_FLOW, "TRACE", format, ##__VA_ARGS__)
+    //LOG_MSG_ASYN(asyn_user, ASYN_TRACE_FLOW, "TRACE", format, ##__VA_ARGS__)
 
 /* Error logging macros for use when asyn_user is not available */
 #define LOG_MSG(log_level_str, format, ...) \
@@ -45,10 +45,10 @@
     LOG_MSG("ERROR", format, ##__VA_ARGS__)
 
 #define LOG_WARN(format, ...) \
-    LOG_MSG("WARNING", format, ##__VA_ARGS__)
+    //LOG_MSG("WARNING", format, ##__VA_ARGS__)
 
 #define LOG_TRACE(format, ...) \
-    LOG_MSG("TRACE", format, ##__VA_ARGS__)
+    //LOG_MSG("TRACE", format, ##__VA_ARGS__)
 
 /* EPICS ADS specific return codes */
 #define EPICSADS_BASE 1000