diff --git a/src_main/system/piprocess.cpp b/src_main/system/piprocess.cpp
index 9d2906ec..aac3a905 100755
--- a/src_main/system/piprocess.cpp
+++ b/src_main/system/piprocess.cpp
@@ -106,7 +106,7 @@ void PIProcess::startProc(bool detached) {
 	char ** e = new char*[env.size_s() + 1];
 	for (int i = 0; i < env.size_s(); ++i) {
 		str = env[i];
-		e[i] = new char[str.size() + 1];
+		e[i] = new char[str.lengthAscii() + 1];
 		memcpy(e[i], str.data(), str.lengthAscii());
 		e[i][str.lengthAscii()] = 0;
 		//cout << e[i] << endl;
@@ -175,8 +175,10 @@ void PIProcess::startProc(bool detached) {
 		char * a_ = a[0];
 		int ai_ = 0;
 		while (a_) {
+			piCoutObj << "a_" << PIString(a_);
 			clsl << PIString(a_);
-			a_ = a[ai_++];
+			ai_++;
+			a_ = a[ai_];
 		}
 		if (execve(str.data(), a, e) < 0)
 			piCoutObj << "\"execve" << str << clsl.join(",") << "\" error :" << errorString();