diff --git a/src/CHANGES.md b/src/CHANGES.md
index d57c90d6a..952659688 100644
--- a/src/CHANGES.md
+++ b/src/CHANGES.md
@@ -1,5 +1,8 @@
 # Development Changes
 
+## 0.8.27 - 2023-12-18
+* fix set power limit #1276
+
 ## 0.8.26 - 2023-12-17
 * read grid profile as HEX (`live` -> click inverter name -> `show grid profile`)
 
diff --git a/src/defines.h b/src/defines.h
index 4d94bc95e..b6e5b8aa0 100644
--- a/src/defines.h
+++ b/src/defines.h
@@ -13,7 +13,7 @@
 //-------------------------------------
 #define VERSION_MAJOR       0
 #define VERSION_MINOR       8
-#define VERSION_PATCH       26
+#define VERSION_PATCH       27
 
 //-------------------------------------
 typedef struct {
diff --git a/src/hm/CommQueue.h b/src/hm/CommQueue.h
index d1beedfcb..37ffda62a 100644
--- a/src/hm/CommQueue.h
+++ b/src/hm/CommQueue.h
@@ -16,22 +16,22 @@ class CommQueue {
     public:
         CommQueue() {}
 
-        void addImportant(Inverter<> *iv, uint8_t cmd, bool delOnPop = true) {
+        void addImportant(Inverter<> *iv, uint8_t cmd) {
             dec(&mRdPtr);
-            mQueue[mRdPtr] = queue_s(iv, cmd, delOnPop, true);
+            mQueue[mRdPtr] = queue_s(iv, cmd, true);
         }
 
-        void add(Inverter<> *iv, uint8_t cmd, bool delOnPop = true) {
-            mQueue[mWrPtr] = queue_s(iv, cmd, delOnPop, false);
+        void add(Inverter<> *iv, uint8_t cmd) {
+            mQueue[mWrPtr] = queue_s(iv, cmd, false);
             inc(&mWrPtr);
         }
 
-        void chgCmd(Inverter<> *iv, uint8_t cmd, bool delOnPop = true) {
-            mQueue[mWrPtr] = queue_s(iv, cmd, delOnPop, false);
+        void chgCmd(Inverter<> *iv, uint8_t cmd) {
+            mQueue[mWrPtr] = queue_s(iv, cmd, false);
         }
 
         uint8_t getFillState(void) {
-            DPRINTLN(DBG_INFO, "wr: " + String(mWrPtr) + ", rd: " + String(mRdPtr));
+            //DPRINTLN(DBG_INFO, "wr: " + String(mWrPtr) + ", rd: " + String(mRdPtr));
             return abs(mRdPtr - mWrPtr);
         }
 
@@ -45,11 +45,10 @@ class CommQueue {
             uint8_t cmd;
             uint8_t attempts;
             uint32_t ts;
-            bool delOnPop;
             bool isDevControl;
             queue_s() {}
-            queue_s(Inverter<> *i, uint8_t c, bool d, bool dev) :
-                iv(i), cmd(c), attempts(5), ts(0), delOnPop(d), isDevControl(dev) {}
+            queue_s(Inverter<> *i, uint8_t c, bool dev) :
+                iv(i), cmd(c), attempts(5), ts(0), isDevControl(dev) {}
         };
 
     protected:
@@ -78,8 +77,8 @@ class CommQueue {
             cb(true, &mQueue[mRdPtr]);
         }
 
-        void cmdDone(bool force = false) {
-            if(!mQueue[mRdPtr].delOnPop && !force) {
+        void cmdDone(bool keep = false) {
+            if(keep) {
                 mQueue[mRdPtr].attempts = 5;
                 add(mQueue[mRdPtr]); // add to the end again
             }
diff --git a/src/hm/Communication.h b/src/hm/Communication.h
index 3e95b665b..232549227 100644
--- a/src/hm/Communication.h
+++ b/src/hm/Communication.h
@@ -30,9 +30,9 @@ class Communication : public CommQueue<> {
             mInverterGap = inverterGap;
         }
 
-        void addImportant(Inverter<> *iv, uint8_t cmd, bool delOnPop = true) {
+        void addImportant(Inverter<> *iv, uint8_t cmd) {
             mState = States::RESET; // cancel current operation
-            CommQueue::addImportant(iv, cmd, delOnPop);
+            CommQueue::addImportant(iv, cmd);
         }
 
         void addPayloadListener(payloadListenerType cb) {
@@ -84,7 +84,7 @@ class Communication : public CommQueue<> {
                         q->iv->curFrmCnt    = 0;
                         mIsRetransmit = false;
                         if(NULL == q->iv->radio)
-                            cmdDone(true); // can't communicate while radio is not defined!
+                            cmdDone(false); // can't communicate while radio is not defined!
                         mState = States::START;
                         break;
 
@@ -177,6 +177,7 @@ class Communication : public CommQueue<> {
                                         closeRequest(q, true);
                                     else
                                         closeRequest(q, false);
+                                    q->iv->radio->mBufCtrl.pop();
                                     return; // don't wait for empty buffer
                                 } else if(IV_MI == q->iv->ivGen) {
                                     if(parseMiFrame(p, q))
@@ -399,8 +400,6 @@ class Communication : public CommQueue<> {
                 DBGPRINT(F("CRC Error "));
                 if(q->attempts == 0) {
                     DBGPRINTLN(F("-> Fail"));
-                    /*q->iv->radioStatistics.rxFail++; // got fragments but not complete response
-                    cmdDone();*/
                     closeRequest(q, false);
 
                 } else
@@ -502,16 +501,19 @@ class Communication : public CommQueue<> {
                 q->iv->radioStatistics.rxSuccess++;
             else if(q->iv->mGotFragment)
                 q->iv->radioStatistics.rxFail++; // got no complete payload
-            else {
+            else
                 q->iv->radioStatistics.rxFailNoAnser++; // got nothing
-            }
             mWaitTimeout = millis() + *mInverterGap;
 
-            cmdDone(q->delOnPop);
+            bool keep = false;
+            if(q->isDevControl)
+                keep = !crcPass;
+
+            cmdDone(keep);
             q->iv->mGotFragment = false;
             q->iv->mGotLastMsg  = false;
             q->iv->miMultiParts = 0;
-            mIsRetransmit           = false;
+            mIsRetransmit       = false;
             mFirstTry           = false; // for correct reset
             mState              = States::RESET;
             DBGPRINTLN(F("-----"));
@@ -836,7 +838,7 @@ class Communication : public CommQueue<> {
             //closeRequest(iv, iv->miMultiParts > 5);
 
             //mHeu.setGotAll(iv);
-            //cmdDone(true);
+            //cmdDone(false);
             if(NULL != mCbPayload)
                 (mCbPayload)(RealTimeRunData_Debug, iv);
 
diff --git a/src/hm/hmRadio.h b/src/hm/hmRadio.h
index 4fe3ea580..d0387aa4a 100644
--- a/src/hm/hmRadio.h
+++ b/src/hm/hmRadio.h
@@ -138,7 +138,7 @@ class HmRadio : public Radio {
                 startMicros = micros();
             }
             // not finished but time is over
-            mRxChIdx = 1;
+            mRxChIdx = (mRxChIdx + 1) % RF_CHANNELS;
 
             return;
         }