diff --git a/libs/cloud/picloudserver.cpp b/libs/cloud/picloudserver.cpp
index 2bef35f7..62e51410 100644
--- a/libs/cloud/picloudserver.cpp
+++ b/libs/cloud/picloudserver.cpp
@@ -33,10 +33,10 @@ bool PICloudServer::openDevice() {
 	piCout << "PICloudServer open device" << path();
 	bool op = eth.connect(path(), false);
 	if (op) {
+//		CONNECTL(&eth, disconnected, [this](bool){opened_ = false;});
 		return true;
-	} else {
-		eth.close();
 	}
+	eth.close();
 	return false;
 }
 
diff --git a/libs/main/io_devices/piethernet.cpp b/libs/main/io_devices/piethernet.cpp
index 2867b069..21a2de34 100644
--- a/libs/main/io_devices/piethernet.cpp
+++ b/libs/main/io_devices/piethernet.cpp
@@ -566,6 +566,7 @@ bool PIEthernet::connect(bool threaded) {
 	connected_ = (::connect(sock, (sockaddr * )&PRIVATE->addr_, sizeof(PRIVATE->addr_)) == 0);
 	if (!connected_) {
 		piCoutObj << "Can`t connect to" << addr_r << "," << ethErrorString();
+		closeSocket(sock);
 	}
 	opened_ = connected_;
 	if (connected_) {
@@ -662,8 +663,9 @@ int PIEthernet::readDevice(void * read_to, int max_size) {
 			//piCoutObj << "connect to " << ip_ << ":" << port_ << "...";
 			connected_ = (::connect(sock, (sockaddr * )&(PRIVATE->addr_), sizeof(PRIVATE->addr_)) == 0);
 			//piCoutObj << "connect to " << ip_ << ":" << port_ << connected_;
-			if (!connected_)
+			if (!connected_) {
 				piCoutObj << "Can`t connect to" << addr_r << "," << ethErrorString();
+			}
 			opened_ = connected_;
 			if (connected_) {
 				connecting_ = false;
@@ -672,7 +674,10 @@ int PIEthernet::readDevice(void * read_to, int max_size) {
 				piMSleep(10);
 			//piCout << "connected to" << path();
 		}
-		if (!connected_) return -1;
+		if (!connected_) {
+			closeSocket(sock);
+			return -1;
+		}
 		errorClear();
 		rs = ethRecv(sock, read_to, max_size);
 		//piCoutObj << "readed" << rs;
@@ -737,7 +742,7 @@ int PIEthernet::writeDevice(const void * data, int max_size) {
 		//piCoutObj << "connect SingleTCP" << ip_s << ":" << port_s << "...";
 		if (::connect(sock, (sockaddr * )&PRIVATE->addr_, sizeof(PRIVATE->addr_)) != 0) {
 			//piCoutObj << "Can`t connect to " << ip_s << ":" << port_s << ", " << ethErrorString();
-			msleep(PIP_MIN_MSLEEP);
+			closeSocket(sock);
 			return -1;
 		}
 		//piCoutObj << "ok, write SingleTCP" << int(data) << max_size << "bytes ...";
@@ -771,15 +776,19 @@ int PIEthernet::writeDevice(const void * data, int max_size) {
 #endif
 			//piCoutObj << "connect to " << ip << ":" << port_;
 			connected_ = (::connect(sock, (sockaddr * )&PRIVATE->addr_, sizeof(PRIVATE->addr_)) == 0);
-			if (!connected_)
+			if (!connected_) {
 				piCoutObj << "Can`t connect to" << addr_r << "," << ethErrorString();
+			}
 			opened_ = connected_;
 			if (connected_) {
 				connecting_ = false;
 				connected();
 			}
 		}
-		if (!connected_) return -1;
+		if (!connected_) {
+			closeSocket(sock);
+			return -1;
+		}
 		ret = ::send(sock, (const char *)data, max_size, 0);
 		if (ret < 0) {
 			connected_ = false;