diff --git a/.gitignore b/.gitignore
index b6723d2d5..c974af773 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,3 +1,3 @@
 Data-Storage
 Log-Files
-My-Workspaces
\ No newline at end of file
+My-Workspaces
diff --git a/Client/httpInterface.js b/Client/httpInterface.js
index 588eb9dad..c4bb087a3 100644
--- a/Client/httpInterface.js
+++ b/Client/httpInterface.js
@@ -526,6 +526,16 @@ exports.newHttpInterface = function newHttpInterface(WEB_SERVER, DATA_FILE_SERVE
                 switch (requestParameters[2]) { // switch by command
                     case 'Contribute': {
                         try {
+                            const GITHUB = require('Github.json')
+                            if (GITHUB.user === 'Your Github.com Username' || GITHUB.user === 'Your Github.com Password' ) {
+                                let error = {
+                                    result: 'Fail Because',
+                                    message: 'File Github.json does not exist.'
+                                }
+                                respondWithContent(JSON.stringify(error), httpResponse) 
+                                return
+                            }
+
                             const simpleGit = require('simple-git');
                             const options = {
                                 baseDir: process.cwd(),
@@ -534,6 +544,12 @@ exports.newHttpInterface = function newHttpInterface(WEB_SERVER, DATA_FILE_SERVE
                             }
                             const git = simpleGit(options)
                             const commitMessage = unescape(requestParameters[3])
+                            const USER = 'Luis-Fernando-Molina';
+                            const PASS = 'somewhere';
+                            const REPO = 'github.com/username/private-repo';
+
+                            const remote = `https://${USER}:${PASS}@${REPO}`;
+
                             git
                                 .add('./*')
                                 .commit(commitMessage)
diff --git a/Github.json b/Github.json
new file mode 100644
index 000000000..121212663
--- /dev/null
+++ b/Github.json
@@ -0,0 +1,4 @@
+{
+    "user": "Your Github.com Username",
+    "password": "Your Github.com Password"
+}
\ No newline at end of file
diff --git a/Projects/Superalgos/Schemas/Docs-Topics/app-commands-errors-topic-002-app-error-github-credentials-missing.json b/Projects/Superalgos/Schemas/Docs-Topics/app-commands-errors-topic-002-app-error-github-credentials-missing.json
new file mode 100644
index 000000000..1399cb53f
--- /dev/null
+++ b/Projects/Superalgos/Schemas/Docs-Topics/app-commands-errors-topic-002-app-error-github-credentials-missing.json
@@ -0,0 +1,14 @@
+{
+    "topic": "App Commands Errors Topic",
+    "pageNumber": "2",
+    "type": "App Error Github Credentials Missing",
+    "definition": {
+        "text": "Write here a summary for this topic page."
+    },
+    "paragraphs": [
+        {
+            "style": "Text",
+            "text": "Left click and Edit to enter edit mode and change this text. ENTER to write new paragraphs. ESC to exit edit mode."
+        }
+    ]
+}
\ No newline at end of file
diff --git a/Projects/Superalgos/UI/Spaces/Docs-Space/CommandInterface.js b/Projects/Superalgos/UI/Spaces/Docs-Space/CommandInterface.js
index 6d5438ad7..7f7cea2e6 100644
--- a/Projects/Superalgos/UI/Spaces/Docs-Space/CommandInterface.js
+++ b/Projects/Superalgos/UI/Spaces/Docs-Space/CommandInterface.js
@@ -45,7 +45,11 @@ function newSuperalgosDocsCommmandInterface() {
                 if (err.result === GLOBAL.DEFAULT_OK_RESPONSE.result && data.result === GLOBAL.DEFAULT_OK_RESPONSE.result) {
                     UI.projects.superalgos.spaces.docsSpace.navigateTo('Superalgos', 'Topic', 'App Message Contribution Succeed')
                 } else {
-                    UI.projects.superalgos.spaces.docsSpace.navigateTo('Superalgos', 'Topic', 'App Error Contribution Not Sent', 'Anchor Contribution Not Sent')
+                    if (data.error.message === 'File Github.json does not exist.') {
+                        UI.projects.superalgos.spaces.docsSpace.navigateTo('Superalgos', 'Topic', 'App Error Github Credentials Missing', 'Anchor Github Credentials Missing')
+                    } else {
+                        UI.projects.superalgos.spaces.docsSpace.navigateTo('Superalgos', 'Topic', 'App Error Contribution Not Sent', 'Anchor Contribution Not Sent')
+                    }
                 }
             }
         }