error 128 degbugging

Jenkinsfile

@@ -53,9 +53,9 @@ pipeline {
     
     environment {
         //ProxySettings
-        AUTH = credentials('proxy')
-        proxy_user = "${AUTH_USR}"
-        proxy_pw = "${AUTH_PSW}"
+        AUTH = credentials('jaws_dynatrace_bitbuket_user')
+        user = "${AUTH_USR}"
+        pw = "${AUTH_PSW}"
         //http_proxy="http://${proxy_user}:${proxy_pw}@proxy.muc:8080"
         //https_proxy="http://${proxy_user}:${proxy_pw}@proxy.muc:8080"
         //no_proxy="localhost,127.0.0.1,.muc,.bmwgroup.net"
@@ -109,9 +109,10 @@ pipeline {
                         script {
                             installRetryCount = installRetryCount+1
                         }
-                        sh '''
-                        pip3 install --user -r requirements.txt 
-                        '''
+                        sh """
+                        pip3 install -r requirements.txt
+                        pip3 install -r git+https://${user}:${pw}@atc.bmwgroup.net/bitbucket/scm/opapm/keyrequestparser.git
+                        """
                     }
                 }
             }