title: MFP 7.1 - FWLSE0342E: Grant code validation failed: Grant code was already used
body: <p>Facing Grand code validation failed issue when client request is made for one of the adapter. 
  This happens only in cluster environment. We have configured it as Round Robin.</p>
  
  <p>When running server independently one or the other we don't see this issue. This issue arrises when both are up and running.   </p>
  
  <p>Logs from Application server messages.log</p>
  
  <pre><code>[INFO    ] SRVE0242I: [DHSProject] [/DHSProject] [PushWorksApplication]: Initialization successful.
  [INFO    ] The following JAX-RS application has been processed: com.ibm.ws.jaxrs.webcontainer.JAXRSDefaultApplicationSubclassProxy
  [INFO    ] The server has registered the JAX-RS resource class com.worklight.oauth.TokenValidationEndpoint with @Path(/validation).
  [INFO    ] The server has registered the JAX-RS resource class com.worklight.oauth.TokenEndpoint with @Path(/token).
  [INFO    ] There are no custom JAX-RS providers defined in the application.
  [INFO    ] SRVE0242I: [DHSProject] [/DHSProject] [AuthorizationServer]: Initialization successful.
  [AUDIT   ] CWWKZ0001I: Application DHSProject started in 64.058 seconds.
  [INFO    ] FWLSE0277I: Creating an ILMT record in the file '/var/opt/IBM/WebSphere/Liberty/usr/servers/mobilefirst/logs/ae6695ccf7cfe74ee108bf753b1a76d5.slmtag'.
  [INFO    ] Resource conf/jndi/default.properties not found. This is not an error. Context path is /worklightconsole
  [INFO    ] The endpoint used to invoke the MFP administration services is https://MyHostname:443/worklightadmin
  [INFO    ] Detected Liberty farm runtime
  [INFO    ] Detected Liberty farm runtime
  [INFO    ] Detected Liberty farm runtime
  [INFO    ] Detected Liberty farm runtime
  [INFO    ] Detected Liberty farm runtime
  [INFO    ] Detected Liberty farm runtime
  [INFO    ] Detected Liberty farm runtime
  [INFO    ] Detected Liberty farm runtime
  [INFO    ] Detected Liberty farm runtime
  [INFO    ] Detected Liberty farm runtime
  [INFO    ] Detected Liberty farm runtime
  [INFO    ] Detected Liberty farm runtime
  [INFO    ] Detected Liberty farm runtime
  [INFO    ] Detected Liberty farm runtime
  [INFO    ] Detected Liberty farm runtime
  [INFO    ] Detected Liberty farm runtime
  [INFO    ] SRVE0242I: [DHSProject] [/DHSProject] [RESTAdaptersServiceServlet]: Initialization successful.
  [INFO    ] SRVE0242I: [DHSProject] [/DHSProject] [GadgetAPIServlet]: Initialization successful.
  [INFO    ] SRVE0242I: [DHSProject] [/DHSProject] [ClientLogUploaderServlet]: Initialization successful.
  [ERROR   ] FWLSE0342E: Grant code validation failed: Grant code was already used. ClientId:0459405be995d13e209ac40d56c1d73a6eee8ec6, sessionId:187AE2B5-1673-41CA-87EB-8BFA0FDC7772, grant code:CkvKJl4tDyIaTtcKb1KiBwYMhaWdvHq60z6PsdbbyPGAv-TnU4RP1Vqldw-qVWLyqmychO0FST_myOJKzaZDnx9zG5ZbtkR1uV34QvW4F-g7rXJdMsG1XdnIVkq5RAJaSVogUNfEGGeMM4W3UbwbISTCKhPbuu3esBzKh86fCRg [project DHSProject]
  Grant code was already used
  [ERROR   ] FWLSE0342E: Grant code validation failed: Grant code was already used. ClientId:0459405be995d13e209ac40d56c1d73a6eee8ec6, sessionId:17E31752-B5FB-46D0-843C-407893F2417F, grant code:arVpm_yAPDg3Q28uFtBzSP-6PVh6Os-LXSkTcszKeoBANO3TJhW1ydNfej4KvsfhkTEQI7alzdlFsop9QvdzQP_NFh5q7LsHPOSIV5YE6lnBfwzkeKDRMCZnjvOECT7P_hiLdGPzEYFB8vhSHnHusB4jrdkV4a96-LIMOi9cXMY [project DHSProject]
  Grant code was already used
  [ERROR   ] FWLSE0342E: Grant code validation failed: Grant code was already used. ClientId:0459405be995d13e209ac40d56c1d73a6eee8ec6, sessionId:17E31752-B5FB-46D0-843C-407893F2417F, grant code:JVckFNnonbcw0UpoZ7-Iq7CmXWBgYXofD0cavY_9ctIUN1dIqK3K_WsqSJoUPEAgONSSvyyjBdVNkU5tova_XiYQ7bO_mlcaB2ynQJNQX-X3RU-4yXhaS9zdPkV5o0aBUQGUqN2L7aeArxVi-yTRnQNiDf4UyOzJ0R310efebts [project DHSProject]
  Grant code was already used
  </code></pre>
  
  <p>This is the log from my Mobile device Iphone</p>
  
  <pre><code>Apr 24 11:23:45 My-iPhone MyMobileApp[794] &lt;Warning&gt;: [DEBUG] [WORKLIGHT] +[WLClient sharedInstance] in WLClient.m:165 :: IBMMobilieFirstFoundation.framework version = 7.1-2016/01/29 19:42:47
  Apr 24 11:23:45 My-iPhone MyMobileApp[794] &lt;Warning&gt;: SessionTimeoutService elapsedTime :  NaN
  Apr 24 11:23:45 My-iPhone MyMobileApp[794] &lt;Warning&gt;: [TRACE] [WLNativeXHR] Constructing
  Apr 24 11:23:45 My-iPhone MyMobileApp[794] &lt;Warning&gt;: [TRACE] [WLNativeXHR] open method GET url https://myhostname:443/MYProject/adapters/FaqAdapter/faqs
  Apr 24 11:23:45 My-iPhone MyMobileApp[794] &lt;Warning&gt;: [TRACE] [WLNativeXHR] setRequestHeader name Authorization value Bearer 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.eyJleHAiOjE0NjE1MTMzMDIsImltZi5zY29wZSI6eyJ3bF9kaXJlY3RVcGRhdGVSZWFsbSI6eyJleHAiOjE0NjE1MTMyODcsIm1hbmRhdG9yeSI6dHJ1ZX0sIndsX3JlbW90ZURpc2FibGVSZWFsbSI6eyJleHAiOjE0NjE1MDk5ODcsIm1hbmRhdG9yeSI6dHJ1ZX0sIndsX2FudGlYU1JGUmVhbG0iOnsiZXhwIjoxNDYxNTEzMjg4LCJtYW5kYXRvcnkiOnRydWV9LCJ3bF9kZXZpY2VOb1Byb3Zpc2lvbmluZ1JlYWxtIjp7ImV4cCI6MTQ2MTUxMzI4NywibWFuZGF0b3J5Ijp0cnVlfSwid2xfYW5vbnltb3VzVXNlclJlYWxtIjp7ImV4cCI6MTQ2MTUxMzI4NywibWFuZGF0b3J5Ijp0cnVlfX0sImlzcyI6Imh0dHBzOlwvXC91YXRjc3Btb2JpbGUuZGhzLmdhLmdvdjo0NDNcL0RIU1Byb2plY3RcL2F1dGhvcml6YXRpb25cLyIsInBybiI6IjA0NTk0MDViZTk5NWQxM2UyMDlhYzQwZDU2YzFkNzNhNmVlZThlYzYifQ.uyvCAj7zER-golAnI5bziibDHcS4ug1j1u20LSICNUHYTj3Dsmp4vxr5A8zZoylzVIDqEyu3PrtVGhIO58Ywjfr-W13n07IFtAGtWBp2a_ELy6z0lJsfy4-6sNW0YHoJxeUj6UeoZJJkUg6lXBa6sMaNebhY7Sfv_CwF_sh_4KsZprpRWhJmI2XPNqNcbpFrhzcFfIPjh0ANhIWDpeJDLcU6Bs4YNCw0yUcHxd2izlwGdBrh4ErlUsrPkSTvSSYOKwicO7s-XtG-4o4SzwfItjtvzjuS6M0SHgtRWUe8pgabf9G9bvK_AalU2IKzYtrOL1GDIM8djcI3MULNM2q25A 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.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.Cy2PdsqyngYDyNHtQsqXMFavXJW8ZHKYbYgEkyqbI12LZzGQEqAtMXn_WaAEfMiDvL1FO-rzB7pU1rvyFTfwpW2WmIBJZXVfxg5YGQPJDAhPCGo3lOU23BBRnQgr62zG57IVUmN23HBNgfmFuOv4NawJYoKYNDgs9ChRNC_ZVFkek27ECU1xOLMW59u_yJ9ZmYwQSVG34rrWgUwgAJ0HOhFzH04Pl3tKxPuva5W1I1elAWhLLuLtmCGytumsZJOaJHeXpAkU2vGEnrE0hk2bScAAIiqRmvGV4MYd9qyR06-z2MZSXo3r7sfWpl-gvCH99rrGzCSP7C8BL45dv-mh9w
  Apr 24 11:23:45 My-iPhone MyMobileApp[794] &lt;Warning&gt;: [TRACE] [WLNativeXHR] send
  Apr 24 11:23:45 My-iPhone MyMobileApp[794] &lt;Warning&gt;: [DEBUG] [WL_AFHTTPRequestOperationManagerWrapper_PACKAGE] +[WLAFHTTPRequestOperationManagerWrapper requestWithURL:] in WLAFHTTPRequestOperationManagerWrapper.m:52 :: Request url is https://myhostname:443/MYProject/adapters/FaqAdapter/faqs
  Apr 24 11:23:45 My-iPhone MyMobileApp[794] &lt;Warning&gt;: [DEBUG] [WL_AFHTTPRequestOperationManagerWrapper_PACKAGE] -[WLAFHTTPRequestOperationManagerWrapper start] in WLAFHTTPRequestOperationManagerWrapper.m:332 :: Starting the request with URL https://myhostname:443/MYProject/adapters/FaqAdapter/faqs
  Apr 24 11:23:45 My-iPhone MyMobileApp[794] &lt;Warning&gt;: [DEBUG] [WL_AFHTTPRequestOperationManagerWrapper_PACKAGE] -[WLAFHTTPRequestOperationManagerWrapper requestFailed:error:] in WLAFHTTPRequestOperationManagerWrapper.m:364 :: Request Failed
  Apr 24 11:23:45 My-iPhone MyMobileApp[794] &lt;Warning&gt;: [DEBUG] [WL_AFHTTPRequestOperationManagerWrapper_PACKAGE] -[WLAFHTTPRequestOperationManagerWrapper requestFailed:error:] in WLAFHTTPRequestOperationManagerWrapper.m:365 :: Response Status Code : 403
  Apr 24 11:23:45 My-iPhone MyMobileApp[794] &lt;Warning&gt;: [DEBUG] [WL_AFHTTPRequestOperationManagerWrapper_PACKAGE] -[WLAFHTTPRequestOperationManagerWrapper requestFailed:error:] in WLAFHTTPRequestOperationManagerWrapper.m:366 :: Response Error : Request failed: forbidden (403)
  Apr 24 11:23:45 My-iPhone MyMobileApp[794] &lt;Warning&gt;: [DEBUG] [WORKLIGHT] +[WLClient sharedInstance] in WLClient.m:165 :: IBMMobilieFirstFoundation.framework version = 7.1-2016/01/29 19:42:47
  Apr 24 11:23:45 My-iPhone MyMobileApp[794] &lt;Warning&gt;: [DEBUG] [NONE] Request [https://myhostname:443/MYProject/authorization/v1/authorization]
  Apr 24 11:23:45 My-iPhone MyMobileApp[794] &lt;Warning&gt;: [TRACE] [NONE] Application details header: {"applicationDetails":{"platformVersion":"7.1.0.0","nativeVersion":"193323332","skinName":"default","skinChecksum":3762916697,"skinLoaderChecksum":"(null)"}}
  Apr 24 11:23:45 My-iPhone MyMobileApp[794] &lt;Warning&gt;: THREAD WARNING: ['WLAuthorizationManagerPlugin'] took '17.318848' ms. Plugin should use a background thread.
  Apr 24 11:23:45 My-iPhone MyMobileApp[794] &lt;Warning&gt;: [TRACE] [WLNativeXHR] Constructing
  Apr 24 11:23:45 My-iPhone MyMobileApp[794] &lt;Warning&gt;: [TRACE] [WLNativeXHR] open method GET url https://myhostname:443/MYProject/authorization/v1/authorization?response_type=code&amp;client_id=0459405be995d13e209ac40d56c1d73a6eee8ec6&amp;redirect_uri=http%3A%2F%2Fmfpredirecturi&amp;isAjaxRequest=true&amp;x=0.8985385324340314
  Apr 24 11:23:45 My-iPhone MyMobileApp[794] &lt;Warning&gt;: [TRACE] [WLNativeXHR] setRequestHeader name X-Requested-With value XMLHttpRequest
  Apr 24 11:23:45 My-iPhone MyMobileApp[794] &lt;Warning&gt;: [TRACE] [WLNativeXHR] setRequestHeader name Accept value text/javascript, text/html, application/xml, text/xml, */*
  Apr 24 11:23:45 My-iPhone MyMobileApp[794] &lt;Warning&gt;: [TRACE] [WLNativeXHR] setRequestHeader name Accept-Language value en-US
  Apr 24 11:23:45 My-iPhone MyMobileApp[794] &lt;Warning&gt;: [TRACE] [WLNativeXHR] setRequestHeader name x-wl-app-version value 1.0
  Apr 24 11:23:45 My-iPhone MyMobileApp[794] &lt;Warning&gt;: [TRACE] [WLNativeXHR] setRequestHeader name x-wl-app-details value {"applicationDetails":{"platformVersion":"7.1.0.0","nativeVersion":"193323332","skinName":"default","skinChecksum":3762916697,"skinLoaderChecksum":"(null)"}}
  Apr 24 11:23:45 My-iPhone MyMobileApp[794] &lt;Warning&gt;: [TRACE] [WLNativeXHR] setRequestHeader name X-WL-Session value 17E31752-B5FB-46D0-843C-407893F2417F
  Apr 24 11:23:45 My-iPhone MyMobileApp[794] &lt;Warning&gt;: [TRACE] [WLNativeXHR] setRequestHeader name X-WL-ClientId value 0459405be995d13e209ac40d56c1d73a6eee8ec6
  Apr 24 11:23:45 My-iPhone MyMobileApp[794] &lt;Warning&gt;: [TRACE] [WLNativeXHR] setRequestHeader name X-WL-S-ClientId value eyJhbGciOiJSUzI1NiIsImpwayI6eyJhbGciOiJSU0EiLCJtb2QiOiJBSl9QbmI5aVpvQVNRcFFYZEc0NzNHQnctV3FCcFNITGw1N1ZIdG8yZHQyR2dULTUzM0o0TFpwaEpkX2gyYnJMa0h5MmFqZUZYYlRWVXhJQTVja290MkU9IiwiZXhwIjoiQVFBQiJ9fQ==.eyJjbGllbnRJZCI6IjA0NTk0MDViZTk5NWQxM2UyMDlhYzQwZDU2YzFkNzNhNmVlZThlYzYifQ==.U4ls1NvDvDA5aDiL3XN4vaBITv2pI0WQLi6PwYEjjFvJpqgMeyGiFuOjB4idjWgZGQOBSXIAVo3ykLhAPHcUyw==
  Apr 24 11:23:45 My-iPhone MyMobileApp[794] &lt;Warning&gt;: [TRACE] [WLNativeXHR] send
  Apr 24 11:23:45 My-iPhone MyMobileApp[794] &lt;Warning&gt;: [DEBUG] [WL_AFHTTPRequestOperationManagerWrapper_PACKAGE] +[WLAFHTTPRequestOperationManagerWrapper requestWithURL:] in WLAFHTTPRequestOperationManagerWrapper.m:52 :: Request url is https://myhostname:443/MYProject/authorization/v1/authorization?response_type=code&amp;client_id=0459405be995d13e209ac40d56c1d73a6eee8ec6&amp;redirect_uri=http%3A%2F%2Fmfpredirecturi&amp;isAjaxRequest=true&amp;x=0.8985385324340314
  Apr 24 11:23:45 My-iPhone MyMobileApp[794] &lt;Warning&gt;: [DEBUG] [WL_AFHTTPRequestOperationManagerWrapper_PACKAGE] -[WLAFHTTPRequestOperationManagerWrapper start] in WLAFHTTPRequestOperationManagerWrapper.m:332 :: Starting the request with URL https://myhostname:443/MYProject/authorization/v1/authorization?response_type=code&amp;client_id=0459405be995d13e209ac40d56c1d73a6eee8ec6&amp;redirect_uri=http%3A%2F%2Fmfpredirecturi&amp;isAjaxRequest=true&amp;x=0.8985385324340314
  Apr 24 11:23:45 My-iPhone MyMobileApp[794] &lt;Warning&gt;: [DEBUG] [WL_AFHTTPRequestOperationManagerWrapper_PACKAGE] -[WLAFHTTPRequestOperationManagerWrapper requestFailed:error:] in WLAFHTTPRequestOperationManagerWrapper.m:364 :: Request Failed
  Apr 24 11:23:45 My-iPhone MyMobileApp[794] &lt;Warning&gt;: [DEBUG] [WL_AFHTTPRequestOperationManagerWrapper_PACKAGE] -[WLAFHTTPRequestOperationManagerWrapper requestFailed:error:] in WLAFHTTPRequestOperationManagerWrapper.m:365 :: Response Status Code : 401
  Apr 24 11:23:45 My-iPhone MyMobileApp[794] &lt;Warning&gt;: [DEBUG] [WL_AFHTTPRequestOperationManagerWrapper_PACKAGE] -[WLAFHTTPRequestOperationManagerWrapper requestFailed:error:] in WLAFHTTPRequestOperationManagerWrapper.m:366 :: Response Error : Request failed: unauthorized (401)
  Apr 24 11:23:45 My-iPhone MyMobileApp[794] &lt;Warning&gt;: [DEBUG] [WORKLIGHT] +[WLClient sharedInstance] in WLClient.m:165 :: IBMMobilieFirstFoundation.framework version = 7.1-2016/01/29 19:42:47
  Apr 24 11:23:45 My-iPhone MyMobileApp[794] &lt;Warning&gt;: [TRACE] [WL_AUTH] -[WLDeviceAuthManager getWLUniqueDeviceId] in WLDeviceAuthManager.m:71 :: returning UUID from the keychain
  Apr 24 11:23:45 My-iPhone MyMobileApp[794] &lt;Warning&gt;: [TRACE] [NONE] Application details header: {"applicationDetails":{"platformVersion":"7.1.0.0","nativeVersion":"193323332","skinName":"default","skinChecksum":3762916697,"skinLoaderChecksum":"(null)"}}
  Apr 24 11:23:45 My-iPhone MyMobileApp[794] &lt;Warning&gt;: [DEBUG] [NONE] Request [https://myhostname:443/MYProject/authorization/v1/authorization]
  Apr 24 11:23:45 My-iPhone MyMobileApp[794] &lt;Warning&gt;: THREAD WARNING: ['WLAuthorizationManagerPlugin'] took '12.122803' ms. Plugin should use a background thread.
  Apr 24 11:23:45 My-iPhone MyMobileApp[794] &lt;Warning&gt;: [TRACE] [WLNativeXHR] Constructing
  Apr 24 11:23:45 My-iPhone MyMobileApp[794] &lt;Warning&gt;: [TRACE] [WLNativeXHR] open method GET url https://myhostname:443/MYProject/authorization/v1/authorization?response_type=code&amp;client_id=0459405be995d13e209ac40d56c1d73a6eee8ec6&amp;redirect_uri=http%3A%2F%2Fmfpredirecturi&amp;isAjaxRequest=true&amp;x=0.5182551073376089
  Apr 24 11:23:45 My-iPhone MyMobileApp[794] &lt;Warning&gt;: [TRACE] [WLNativeXHR] setRequestHeader name X-Requested-With value XMLHttpRequest
  Apr 24 11:23:45 My-iPhone MyMobileApp[794] &lt;Warning&gt;: [TRACE] [WLNativeXHR] setRequestHeader name Accept value text/javascript, text/html, application/xml, text/xml, */*
  Apr 24 11:23:45 My-iPhone MyMobileApp[794] &lt;Warning&gt;: [TRACE] [WLNativeXHR] setRequestHeader name Accept-Language value en-US
  Apr 24 11:23:45 My-iPhone MyMobileApp[794] &lt;Warning&gt;: [TRACE] [WLNativeXHR] setRequestHeader name x-wl-app-version value 1.0
  Apr 24 11:23:45 My-iPhone MyMobileApp[794] &lt;Warning&gt;: [TRACE] [WLNativeXHR] setRequestHeader name x-wl-app-details value {"applicationDetails":{"platformVersion":"7.1.0.0","nativeVersion":"193323332","skinName":"default","skinChecksum":3762916697,"skinLoaderChecksum":"(null)"}}
  Apr 24 11:23:45 My-iPhone MyMobileApp[794] &lt;Warning&gt;: [TRACE] [WLNativeXHR] setRequestHeader name Authorization value {"wl_deviceNoProvisioningRealm":{"ID":{"token":"jc8scbrogj2cstljm4e6f6osov","app":{"id":"MyMobileApp","version":"1.0"},"device":{"id":"16211390-B611-45A5-ABF2-E513C6543DF0","os":"9.3.1","model":"iPhone7,2","environment":"iphone"},"custom":{}}}}
  Apr 24 11:23:45 My-iPhone MyMobileApp[794] &lt;Warning&gt;: [TRACE] [WLNativeXHR] setRequestHeader name X-WL-Session value 17E31752-B5FB-46D0-843C-407893F2417F
  Apr 24 11:23:45 My-iPhone MyMobileApp[794] &lt;Warning&gt;: [TRACE] [WLNativeXHR] setRequestHeader name X-WL-ClientId value 0459405be995d13e209ac40d56c1d73a6eee8ec6
  Apr 24 11:23:45 My-iPhone MyMobileApp[794] &lt;Warning&gt;: [TRACE] [WLNativeXHR] setRequestHeader name X-WL-S-ClientId value eyJhbGciOiJSUzI1NiIsImpwayI6eyJhbGciOiJSU0EiLCJtb2QiOiJBSl9QbmI5aVpvQVNRcFFYZEc0NzNHQnctV3FCcFNITGw1N1ZIdG8yZHQyR2dULTUzM0o0TFpwaEpkX2gyYnJMa0h5MmFqZUZYYlRWVXhJQTVja290MkU9IiwiZXhwIjoiQVFBQiJ9fQ==.eyJjbGllbnRJZCI6IjA0NTk0MDViZTk5NWQxM2UyMDlhYzQwZDU2YzFkNzNhNmVlZThlYzYifQ==.U4ls1NvDvDA5aDiL3XN4vaBITv2pI0WQLi6PwYEjjFvJpqgMeyGiFuOjB4idjWgZGQOBSXIAVo3ykLhAPHcUyw==
  Apr 24 11:23:45 My-iPhone MyMobileApp[794] &lt;Warning&gt;: [TRACE] [WLNativeXHR] send
  Apr 24 11:23:45 My-iPhone MyMobileApp[794] &lt;Warning&gt;: [DEBUG] [WL_AFHTTPRequestOperationManagerWrapper_PACKAGE] +[WLAFHTTPRequestOperationManagerWrapper requestWithURL:] in WLAFHTTPRequestOperationManagerWrapper.m:52 :: Request url is https://myhostname:443/MYProject/authorization/v1/authorization?response_type=code&amp;client_id=0459405be995d13e209ac40d56c1d73a6eee8ec6&amp;redirect_uri=http%3A%2F%2Fmfpredirecturi&amp;isAjaxRequest=true&amp;x=0.5182551073376089
  Apr 24 11:23:45 My-iPhone MyMobileApp[794] &lt;Warning&gt;: [DEBUG] [WL_AFHTTPRequestOperationManagerWrapper_PACKAGE] -[WLAFHTTPRequestOperationManagerWrapper start] in WLAFHTTPRequestOperationManagerWrapper.m:332 :: Starting the request with URL https://myhostname:443/MYProject/authorization/v1/authorization?response_type=code&amp;client_id=0459405be995d13e209ac40d56c1d73a6eee8ec6&amp;redirect_uri=http%3A%2F%2Fmfpredirecturi&amp;isAjaxRequest=true&amp;x=0.5182551073376089
  Apr 24 11:23:45 My-iPhone MyMobileApp[794] &lt;Warning&gt;: [DEBUG] [WL_AFHTTPRequestOperationManagerWrapper_PACKAGE] -[WLAFHTTPRequestOperationManagerWrapper requestFailed:error:] in WLAFHTTPRequestOperationManagerWrapper.m:364 :: Request Failed
  Apr 24 11:23:46 My-iPhone MyMobileApp[794] &lt;Warning&gt;: [DEBUG] [WL_AFHTTPRequestOperationManagerWrapper_PACKAGE] -[WLAFHTTPRequestOperationManagerWrapper requestFailed:error:] in WLAFHTTPRequestOperationManagerWrapper.m:365 :: Response Status Code : 401
  Apr 24 11:23:46 My-iPhone MyMobileApp[794] &lt;Warning&gt;: [DEBUG] [WL_AFHTTPRequestOperationManagerWrapper_PACKAGE] -[WLAFHTTPRequestOperationManagerWrapper requestFailed:error:] in WLAFHTTPRequestOperationManagerWrapper.m:366 :: Response Error : Request failed: unauthorized (401)
  Apr 24 11:23:46 My-iPhone MyMobileApp[794] &lt;Warning&gt;: [DEBUG] [WORKLIGHT] +[WLClient sharedInstance] in WLClient.m:165 :: IBMMobilieFirstFoundation.framework version = 7.1-2016/01/29 19:42:47
  Apr 24 11:23:46 My-iPhone MyMobileApp[794] &lt;Warning&gt;: [TRACE] [WL_AUTH] -[WLDeviceAuthManager getWLUniqueDeviceId] in WLDeviceAuthManager.m:71 :: returning UUID from the keychain
  Apr 24 11:23:46 My-iPhone MyMobileApp[794] &lt;Warning&gt;: [TRACE] [NONE] Application details header: {"applicationDetails":{"platformVersion":"7.1.0.0","nativeVersion":"193323332","skinName":"default","skinChecksum":3762916697,"skinLoaderChecksum":"(null)"}}
  </code></pre>
  
  <p>If you observe in client log when mobile app invokes one of the Adapter</p>
  
  <pre><code>GET url https://myhostname:443/MYProject/adapters/FaqAdapter/faqs
  </code></pre>
  
  <p>second call it makes for Authorization which return as 401. This authorization call is made in loop for many times and finally fails  </p>
  
  <pre><code>https://myhostname:443/MYProject/authorization/v1/authorization?response_type=code&amp;client_id=0459405be995d13e209ac40d56c1d73a6eee8ec6&amp;redirect_uri=http%3A%2F%2Fmfpredirecturi&amp;isAjaxRequest=true&amp;x=0.8985385324340314
  </code></pre>
  
  <p>Probably the Grand code is issued by one server from cluster but the same code failed on another server. Perhaps the Grand code is not in snyc between 2 cluster servers. </p>
  
  <p>My worklight Properties</p>
  
  <pre><code>mfp.session.independent=false
  serverSessionTimeout=10
  mfp.attrStore.type=httpSession
  </code></pre>