diff --git a/src/com.cpp b/src/com.cpp
index 91f2982..859717a 100644
--- a/src/com.cpp
+++ b/src/com.cpp
@@ -47,7 +47,7 @@ void T_com::writeToSerial(const QByteArray &data, uint16_t sendLength)
             int bytesToWrite = buffer.size();
             while (bytesToWrite > 0 && !buffer.isEmpty()) {
                 int bytesWritten = CatSerial->write(buffer);
-                if (bytesWritten != -1 && CatSerial->waitForBytesWritten(1000)) {
+                if (bytesWritten != -1) {
                     bytesToWrite -= bytesWritten;
                     buffer = buffer.right(bytesWritten);
                 } else {
@@ -67,13 +67,14 @@ void T_com::writeToSerial(const QByteArray &data, uint16_t sendLength)
                         << "ERROR sending" << data.toHex(':') << "port is not open";
         }
     } else {
-        qCritical() << __func__ << "" << __LINE__ << "ERROR detected active read cmd" << readCmds[0];
+        qCritical() << __func__ << "" << __LINE__ << errorCnt << "ERROR about to send cmd" << QString("0x%1").arg((unsigned char)data.constData()[2], 0, 16);
+        qCritical() << __func__ << "" << __LINE__ << errorCnt << "ERROR detected active read cmds" << readCmds;
         if (CatSerial->isOpen()) {
             int availableBytes = CatSerial->bytesAvailable();
             qCritical() << __func__ << "" << __LINE__ << "ERROR available bytes" << availableBytes;
             if (availableBytes == 0) {
                 errorCnt += 1;
-                if (errorCnt > 100) {
+                if (errorCnt > 20) {
                     readCmds.clear();
                     errorCnt = 0;
                 }