Добавил waitpid у порождающих потоки программ.

extensions/MBTCPMaster/main.cc

+#include <sys/wait.h>
 #include <sstream>
 #include "MBTCPMaster.h"
 #include "Configuration.h"
@@ -69,6 +70,7 @@ int main( int argc, const char** argv )
 		dlog(Debug::ANY) << "\n\n\n";
 		dlog[Debug::ANY] << "(main): -------------- MBTCP Exchange START -------------------------\n\n";
 		act.run(false);
+		while( waitpid(-1, 0, 0) > 0 );
 		return 0;
 	}
 	catch( Exception& ex )
@@ -80,5 +82,6 @@ int main( int argc, const char** argv )
 		dlog[Debug::CRIT] << "(mbtcpmaster): catch ..." << std::endl;
 	}
 
+	while( waitpid(-1, 0, 0) > 0 );
 	return 1;
 }

extensions/RTUExchange/rtuexchange.cc

+#include <sys/wait.h>
 #include <sstream>
 #include "ObjectsActivator.h"
 #include "Extensions.h"
@@ -68,8 +69,8 @@ int main( int argc, char** argv )
 		dlog[Debug::ANY] << "(main): -------------- RTU Exchange START -------------------------\n\n";
 
 		act.run(false);
-//		msleep(500);
-//		rs->execute();
+
+		while( waitpid(-1, 0, 0) > 0 );
 		return 0;
 	}
 	catch( Exception& ex )
@@ -81,5 +82,6 @@ int main( int argc, char** argv )
 		dlog[Debug::CRIT] << "(rtuexchange): catch ..." << std::endl;
 	}
 
+	while( waitpid(-1, 0, 0) > 0 );
 	return 1;
 }

extensions/UNet2/unetexchange.cc

@@ -69,7 +69,7 @@ int main( int argc, const char** argv )
 		dlog[Debug::ANY] << "(main): -------------- UDPReceiver START -------------------------\n\n";
 
 		act.run(false);
-		while (waitpid(-1, 0, 0));
+		while( waitpid(-1, 0, 0) > 0 );
 	}
 	catch( Exception& ex )
 	{
@@ -86,6 +86,6 @@ int main( int argc, const char** argv )
 		dlog[Debug::CRIT] << "(unetexchange): catch ..." << std::endl;
 	}
 
-	while (waitpid(-1, 0, 0));
+	while( waitpid(-1, 0, 0) > 0 );
 	return 0;
 }