diff --git a/apps/faultmanagement/fm-gui2-lib/projects/fm-gui2-lib/karma.conf.js b/apps/faultmanagement/fm-gui2-lib/projects/fm-gui2-lib/karma.conf.js
index a7aca9d..f004c65 100644
--- a/apps/faultmanagement/fm-gui2-lib/projects/fm-gui2-lib/karma.conf.js
+++ b/apps/faultmanagement/fm-gui2-lib/projects/fm-gui2-lib/karma.conf.js
@@ -18,31 +18,33 @@
 // https://karma-runner.github.io/1.0/config/configuration-file.html
 
 module.exports = function (config) {
-  config.set({
-    basePath: '',
-    frameworks: ['jasmine', '@angular-devkit/build-angular'],
-    plugins: [
-      require('karma-jasmine'),
-      require('karma-chrome-launcher'),
-      require('karma-firefox-launcher'),
-      require('karma-jasmine-html-reporter'),
-      require('karma-coverage-istanbul-reporter'),
-      require('@angular-devkit/build-angular/plugins/karma')
-    ],
-    client: {
-      clearContext: false // leave Jasmine Spec Runner output visible in browser
-    },
-    coverageIstanbulReporter: {
-      dir: require('path').join(__dirname, '../../coverage'),
-      reports: ['html', 'lcovonly'],
-      fixWebpackSourcePaths: true
-    },
-    reporters: ['progress', 'kjhtml'],
-    port: 9876,
-    colors: true,
-    logLevel: config.LOG_INFO,
-    autoWatch: true,
-    browsers: ['Chrome', 'Firefox'],
-    singleRun: false
-  });
+    config.set({
+        basePath: '',
+        frameworks: ['jasmine', '@angular-devkit/build-angular'],
+        plugins: [
+            require('karma-jasmine'),
+            require('karma-chrome-launcher'),
+            require('karma-firefox-launcher'),
+            require('karma-jasmine-html-reporter'),
+            require('karma-coverage-istanbul-reporter'),
+            require('@angular-devkit/build-angular/plugins/karma')
+        ],
+        client: {
+            clearContext: false // leave Jasmine Spec Runner output visible in browser
+        },
+        coverageIstanbulReporter: {
+            dir: require('path').join(__dirname, '../../coverage'),
+            reports: ['html', 'lcovonly'],
+            fixWebpackSourcePaths: true
+        },
+        reporters: ['progress', 'kjhtml'],
+        port: 9876,
+        colors: true,
+        browserDisconnectTolerance: 2,   // maximum number of tries a browser will attempt in the case of a disconnection
+        browserNoActivityTimeout: 50000, // How long will Karma wait for a message from a browser before disconnecting from it (in ms).
+        logLevel: config.LOG_INFO,
+        autoWatch: true,
+        browsers: ['Chrome', 'Firefox'],
+        singleRun: false
+    });
 };
diff --git a/web/gui2-fw-lib/projects/gui2-fw-lib/karma.conf.js b/web/gui2-fw-lib/projects/gui2-fw-lib/karma.conf.js
index a7aca9d..f004c65 100644
--- a/web/gui2-fw-lib/projects/gui2-fw-lib/karma.conf.js
+++ b/web/gui2-fw-lib/projects/gui2-fw-lib/karma.conf.js
@@ -18,31 +18,33 @@
 // https://karma-runner.github.io/1.0/config/configuration-file.html
 
 module.exports = function (config) {
-  config.set({
-    basePath: '',
-    frameworks: ['jasmine', '@angular-devkit/build-angular'],
-    plugins: [
-      require('karma-jasmine'),
-      require('karma-chrome-launcher'),
-      require('karma-firefox-launcher'),
-      require('karma-jasmine-html-reporter'),
-      require('karma-coverage-istanbul-reporter'),
-      require('@angular-devkit/build-angular/plugins/karma')
-    ],
-    client: {
-      clearContext: false // leave Jasmine Spec Runner output visible in browser
-    },
-    coverageIstanbulReporter: {
-      dir: require('path').join(__dirname, '../../coverage'),
-      reports: ['html', 'lcovonly'],
-      fixWebpackSourcePaths: true
-    },
-    reporters: ['progress', 'kjhtml'],
-    port: 9876,
-    colors: true,
-    logLevel: config.LOG_INFO,
-    autoWatch: true,
-    browsers: ['Chrome', 'Firefox'],
-    singleRun: false
-  });
+    config.set({
+        basePath: '',
+        frameworks: ['jasmine', '@angular-devkit/build-angular'],
+        plugins: [
+            require('karma-jasmine'),
+            require('karma-chrome-launcher'),
+            require('karma-firefox-launcher'),
+            require('karma-jasmine-html-reporter'),
+            require('karma-coverage-istanbul-reporter'),
+            require('@angular-devkit/build-angular/plugins/karma')
+        ],
+        client: {
+            clearContext: false // leave Jasmine Spec Runner output visible in browser
+        },
+        coverageIstanbulReporter: {
+            dir: require('path').join(__dirname, '../../coverage'),
+            reports: ['html', 'lcovonly'],
+            fixWebpackSourcePaths: true
+        },
+        reporters: ['progress', 'kjhtml'],
+        port: 9876,
+        colors: true,
+        browserDisconnectTolerance: 2,   // maximum number of tries a browser will attempt in the case of a disconnection
+        browserNoActivityTimeout: 50000, // How long will Karma wait for a message from a browser before disconnecting from it (in ms).
+        logLevel: config.LOG_INFO,
+        autoWatch: true,
+        browsers: ['Chrome', 'Firefox'],
+        singleRun: false
+    });
 };
diff --git a/web/gui2/karma.conf.js b/web/gui2/karma.conf.js
index f43983a..5554f75 100644
--- a/web/gui2/karma.conf.js
+++ b/web/gui2/karma.conf.js
@@ -18,33 +18,35 @@
 // https://karma-runner.github.io/1.0/config/configuration-file.html
 
 module.exports = function (config) {
-  config.set({
-    basePath: '',
-    frameworks: ['jasmine', '@angular-devkit/build-angular'],
-    plugins: [
-      require('karma-jasmine'),
-      require('karma-chrome-launcher'),
-      require('karma-firefox-launcher'),
-      require('karma-jasmine-html-reporter'),
-      require('karma-coverage-istanbul-reporter'),
-      require('@angular-devkit/build-angular/plugins/karma')
-    ],
-    client:{
-      clearContext: false // leave Jasmine Spec Runner output visible in browser
-    },
-    coverageIstanbulReporter: {
-      dir: require('path').join(__dirname, 'coverage'), reports: [ 'html', 'lcovonly' ],
-      fixWebpackSourcePaths: true
-    },
-    angularCli: {
-      environment: 'dev'
-    },
-    reporters: ['progress', 'kjhtml'],
-    port: 9876,
-    colors: true,
-    logLevel: config.LOG_INFO,
-    autoWatch: true,
-    browsers: ['Chrome', 'Firefox'],
-    singleRun: false
-  });
+    config.set({
+        basePath: '',
+        frameworks: ['jasmine', '@angular-devkit/build-angular'],
+        plugins: [
+            require('karma-jasmine'),
+            require('karma-chrome-launcher'),
+            require('karma-firefox-launcher'),
+            require('karma-jasmine-html-reporter'),
+            require('karma-coverage-istanbul-reporter'),
+            require('@angular-devkit/build-angular/plugins/karma')
+        ],
+        client:{
+            clearContext: false // leave Jasmine Spec Runner output visible in browser
+        },
+        coverageIstanbulReporter: {
+            dir: require('path').join(__dirname, 'coverage'), reports: [ 'html', 'lcovonly' ],
+            fixWebpackSourcePaths: true
+        },
+        angularCli: {
+            environment: 'dev'
+        },
+        reporters: ['progress', 'kjhtml'],
+        port: 9876,
+        colors: true,
+        browserDisconnectTolerance: 2,   // maximum number of tries a browser will attempt in the case of a disconnection
+        browserNoActivityTimeout: 50000, // How long will Karma wait for a message from a browser before disconnecting from it (in ms).
+        logLevel: config.LOG_INFO,
+        autoWatch: true,
+        browsers: ['Chrome', 'Firefox'],
+        singleRun: false
+    });
 };