diff --git a/app/assets/javascripts/ci_variable_list/ajax_variable_list.js b/app/assets/javascripts/ci_variable_list/ajax_variable_list.js
index c7a917457f3..dffabbfe1b8 100644
--- a/app/assets/javascripts/ci_variable_list/ajax_variable_list.js
+++ b/app/assets/javascripts/ci_variable_list/ajax_variable_list.js
@@ -84,7 +84,7 @@ export default class AjaxVariableList {
       .catch(() => {
         loadingIcon.classList.toggle('hide', true);
         this.variableList.toggleEnableRow(true);
-        Flash(s__('CiVariable|Error occured while saving variables'));
+        Flash(s__('CiVariable|Error occurred while saving variables'));
       });
   }
 
diff --git a/app/assets/javascripts/ide/stores/actions/file.js b/app/assets/javascripts/ide/stores/actions/file.js
index a297740bd5f..e74b880e02c 100644
--- a/app/assets/javascripts/ide/stores/actions/file.js
+++ b/app/assets/javascripts/ide/stores/actions/file.js
@@ -82,7 +82,7 @@ export const getFileData = (
     .catch(() => {
       commit(types.TOGGLE_LOADING, { entry: file });
       dispatch('setErrorMessage', {
-        text: __('An error occured whilst loading the file.'),
+        text: __('An error occurred whilst loading the file.'),
         action: payload =>
           dispatch('getFileData', payload).then(() => dispatch('setErrorMessage', null)),
         actionText: __('Please try again'),
@@ -124,7 +124,7 @@ export const getRawFileData = ({ state, commit, dispatch, getters }, { path }) =
       })
       .catch(() => {
         dispatch('setErrorMessage', {
-          text: __('An error occured whilst loading the file content.'),
+          text: __('An error occurred whilst loading the file content.'),
           action: payload =>
             dispatch('getRawFileData', payload).then(() => dispatch('setErrorMessage', null)),
           actionText: __('Please try again'),
diff --git a/app/assets/javascripts/ide/stores/actions/merge_request.js b/app/assets/javascripts/ide/stores/actions/merge_request.js
index 8404c6d4f72..18c24369996 100644
--- a/app/assets/javascripts/ide/stores/actions/merge_request.js
+++ b/app/assets/javascripts/ide/stores/actions/merge_request.js
@@ -25,7 +25,7 @@ export const getMergeRequestData = (
         })
         .catch(() => {
           dispatch('setErrorMessage', {
-            text: __('An error occured whilst loading the merge request.'),
+            text: __('An error occurred whilst loading the merge request.'),
             action: payload =>
               dispatch('getMergeRequestData', payload).then(() =>
                 dispatch('setErrorMessage', null),
@@ -58,7 +58,7 @@ export const getMergeRequestChanges = (
         })
         .catch(() => {
           dispatch('setErrorMessage', {
-            text: __('An error occured whilst loading the merge request changes.'),
+            text: __('An error occurred whilst loading the merge request changes.'),
             action: payload =>
               dispatch('getMergeRequestChanges', payload).then(() =>
                 dispatch('setErrorMessage', null),
@@ -92,7 +92,7 @@ export const getMergeRequestVersions = (
         })
         .catch(() => {
           dispatch('setErrorMessage', {
-            text: __('An error occured whilst loading the merge request version data.'),
+            text: __('An error occurred whilst loading the merge request version data.'),
             action: payload =>
               dispatch('getMergeRequestVersions', payload).then(() =>
                 dispatch('setErrorMessage', null),
diff --git a/app/assets/javascripts/ide/stores/actions/project.js b/app/assets/javascripts/ide/stores/actions/project.js
index 2cb08ab2945..b65f631c99c 100644
--- a/app/assets/javascripts/ide/stores/actions/project.js
+++ b/app/assets/javascripts/ide/stores/actions/project.js
@@ -103,7 +103,7 @@ export const createNewBranchFromDefault = ({ state, dispatch, getters }, branch)
     })
     .catch(() => {
       dispatch('setErrorMessage', {
-        text: __('An error occured creating the new branch.'),
+        text: __('An error occurred creating the new branch.'),
         action: payload => dispatch('createNewBranchFromDefault', payload),
         actionText: __('Please try again'),
         actionPayload: branch,
diff --git a/app/assets/javascripts/ide/stores/actions/tree.js b/app/assets/javascripts/ide/stores/actions/tree.js
index 9288bbe32f5..de5f6050074 100644
--- a/app/assets/javascripts/ide/stores/actions/tree.js
+++ b/app/assets/javascripts/ide/stores/actions/tree.js
@@ -76,7 +76,7 @@ export const getFiles = ({ state, commit, dispatch }, { projectId, branchId } =
             dispatch('showBranchNotFoundError', branchId);
           } else {
             dispatch('setErrorMessage', {
-              text: __('An error occured whilst loading all the files.'),
+              text: __('An error occurred whilst loading all the files.'),
               action: payload =>
                 dispatch('getFiles', payload).then(() => dispatch('setErrorMessage', null)),
               actionText: __('Please try again'),
diff --git a/app/assets/javascripts/ide/stores/modules/pipelines/actions.js b/app/assets/javascripts/ide/stores/modules/pipelines/actions.js
index ea2525a2f0e..51cf4dede42 100644
--- a/app/assets/javascripts/ide/stores/modules/pipelines/actions.js
+++ b/app/assets/javascripts/ide/stores/modules/pipelines/actions.js
@@ -28,7 +28,7 @@ export const receiveLatestPipelineError = ({ commit, dispatch }, err) => {
     dispatch(
       'setErrorMessage',
       {
-        text: __('An error occured whilst fetching the latest pipeline.'),
+        text: __('An error occurred whilst fetching the latest pipeline.'),
         action: () =>
           dispatch('forcePipelineRequest').then(() =>
             dispatch('setErrorMessage', null, { root: true }),
@@ -84,7 +84,7 @@ export const receiveJobsError = ({ commit, dispatch }, stage) => {
   dispatch(
     'setErrorMessage',
     {
-      text: __('An error occured whilst loading the pipelines jobs.'),
+      text: __('An error occurred whilst loading the pipelines jobs.'),
       action: payload =>
         dispatch('fetchJobs', payload).then(() =>
           dispatch('setErrorMessage', null, { root: true }),
@@ -123,7 +123,7 @@ export const receiveJobTraceError = ({ commit, dispatch }) => {
   dispatch(
     'setErrorMessage',
     {
-      text: __('An error occured whilst fetching the job trace.'),
+      text: __('An error occurred whilst fetching the job trace.'),
       action: () =>
         dispatch('fetchJobTrace').then(() => dispatch('setErrorMessage', null, { root: true })),
       actionText: __('Please try again'),
diff --git a/app/assets/javascripts/projects/gke_cluster_dropdowns/components/gke_machine_type_dropdown.vue b/app/assets/javascripts/projects/gke_cluster_dropdowns/components/gke_machine_type_dropdown.vue
index 78f085e5312..21095fcba16 100644
--- a/app/assets/javascripts/projects/gke_cluster_dropdowns/components/gke_machine_type_dropdown.vue
+++ b/app/assets/javascripts/projects/gke_cluster_dropdowns/components/gke_machine_type_dropdown.vue
@@ -47,7 +47,7 @@ export default {
     errorMessage() {
       return sprintf(
         s__(
-          'ClusterIntegration|An error occured while trying to fetch zone machine types: %{error}',
+          'ClusterIntegration|An error occurred while trying to fetch zone machine types: %{error}',
         ),
         { error: this.gapiError },
       );
diff --git a/app/assets/javascripts/projects/gke_cluster_dropdowns/components/gke_project_id_dropdown.vue b/app/assets/javascripts/projects/gke_cluster_dropdowns/components/gke_project_id_dropdown.vue
index 8e51dd352c7..056584c8865 100644
--- a/app/assets/javascripts/projects/gke_cluster_dropdowns/components/gke_project_id_dropdown.vue
+++ b/app/assets/javascripts/projects/gke_cluster_dropdowns/components/gke_project_id_dropdown.vue
@@ -93,7 +93,7 @@ export default {
       }
 
       return sprintf(
-        s__('ClusterIntegration|An error occured while trying to fetch your projects: %{error}'),
+        s__('ClusterIntegration|An error occurred while trying to fetch your projects: %{error}'),
         { error: this.gapiError },
       );
     },
diff --git a/locale/gitlab.pot b/locale/gitlab.pot
index 7af36b049d8..e0aa7a9843d 100644
--- a/locale/gitlab.pot
+++ b/locale/gitlab.pot
@@ -498,34 +498,7 @@ msgstr ""
 msgid "An error has occurred"
 msgstr ""
 
-msgid "An error occured creating the new branch."
-msgstr ""
-
-msgid "An error occured whilst fetching the job trace."
-msgstr ""
-
-msgid "An error occured whilst fetching the latest pipeline."
-msgstr ""
-
-msgid "An error occured whilst loading all the files."
-msgstr ""
-
-msgid "An error occured whilst loading the file content."
-msgstr ""
-
-msgid "An error occured whilst loading the file."
-msgstr ""
-
-msgid "An error occured whilst loading the merge request changes."
-msgstr ""
-
-msgid "An error occured whilst loading the merge request version data."
-msgstr ""
-
-msgid "An error occured whilst loading the merge request."
-msgstr ""
-
-msgid "An error occured whilst loading the pipelines jobs."
+msgid "An error occurred creating the new branch."
 msgstr ""
 
 msgid "An error occurred previewing the blob"
@@ -603,6 +576,33 @@ msgstr ""
 msgid "An error occurred while validating username"
 msgstr ""
 
+msgid "An error occurred whilst fetching the job trace."
+msgstr ""
+
+msgid "An error occurred whilst fetching the latest pipeline."
+msgstr ""
+
+msgid "An error occurred whilst loading all the files."
+msgstr ""
+
+msgid "An error occurred whilst loading the file content."
+msgstr ""
+
+msgid "An error occurred whilst loading the file."
+msgstr ""
+
+msgid "An error occurred whilst loading the merge request changes."
+msgstr ""
+
+msgid "An error occurred whilst loading the merge request version data."
+msgstr ""
+
+msgid "An error occurred whilst loading the merge request."
+msgstr ""
+
+msgid "An error occurred whilst loading the pipelines jobs."
+msgstr ""
+
 msgid "An error occurred. Please try again."
 msgstr ""
 
@@ -1316,7 +1316,7 @@ msgstr ""
 msgid "CiVariable|All environments"
 msgstr ""
 
-msgid "CiVariable|Error occured while saving variables"
+msgid "CiVariable|Error occurred while saving variables"
 msgstr ""
 
 msgid "CiVariable|Protected"
@@ -1397,15 +1397,15 @@ msgstr ""
 msgid "ClusterIntegration|An error occured while trying to fetch project zones: %{error}"
 msgstr ""
 
-msgid "ClusterIntegration|An error occured while trying to fetch your projects: %{error}"
-msgstr ""
-
-msgid "ClusterIntegration|An error occured while trying to fetch zone machine types: %{error}"
-msgstr ""
-
 msgid "ClusterIntegration|An error occurred when trying to contact the Google Cloud API. Please try again later."
 msgstr ""
 
+msgid "ClusterIntegration|An error occurred while trying to fetch your projects: %{error}"
+msgstr ""
+
+msgid "ClusterIntegration|An error occurred while trying to fetch zone machine types: %{error}"
+msgstr ""
+
 msgid "ClusterIntegration|Applications"
 msgstr ""
 
diff --git a/scripts/frontend/prettier.js b/scripts/frontend/prettier.js
index ce86a9f4601..ffb09ea9779 100644
--- a/scripts/frontend/prettier.js
+++ b/scripts/frontend/prettier.js
@@ -111,6 +111,6 @@ Promise.all(matchedFiles.map(checkFileWithPrettierConfig))
     if (didWarn) process.exit(1);
   })
   .catch(e => {
-    console.log(`\nAn error occured while processing files with prettier: ${e.message}\n`);
+    console.log(`\nAn error occurred while processing files with prettier: ${e.message}\n`);
     process.exit(1);
   });
diff --git a/spec/javascripts/ide/stores/actions/file_spec.js b/spec/javascripts/ide/stores/actions/file_spec.js
index 1ca811e996b..7ddc734ff56 100644
--- a/spec/javascripts/ide/stores/actions/file_spec.js
+++ b/spec/javascripts/ide/stores/actions/file_spec.js
@@ -296,7 +296,7 @@ describe('IDE store file actions', () => {
           .getFileData({ state: store.state, commit() {}, dispatch }, { path: localFile.path })
           .then(() => {
             expect(dispatch).toHaveBeenCalledWith('setErrorMessage', {
-              text: 'An error occured whilst loading the file.',
+              text: 'An error occurred whilst loading the file.',
               action: jasmine.any(Function),
               actionText: 'Please try again',
               actionPayload: {
@@ -408,7 +408,7 @@ describe('IDE store file actions', () => {
           .then(done.fail)
           .catch(() => {
             expect(dispatch).toHaveBeenCalledWith('setErrorMessage', {
-              text: 'An error occured whilst loading the file content.',
+              text: 'An error occurred whilst loading the file content.',
               action: jasmine.any(Function),
               actionText: 'Please try again',
               actionPayload: {
diff --git a/spec/javascripts/ide/stores/actions/merge_request_spec.js b/spec/javascripts/ide/stores/actions/merge_request_spec.js
index d8e9260e932..9bfc7c397b8 100644
--- a/spec/javascripts/ide/stores/actions/merge_request_spec.js
+++ b/spec/javascripts/ide/stores/actions/merge_request_spec.js
@@ -82,7 +82,7 @@ describe('IDE store merge request actions', () => {
           .then(done.fail)
           .catch(() => {
             expect(dispatch).toHaveBeenCalledWith('setErrorMessage', {
-              text: 'An error occured whilst loading the merge request.',
+              text: 'An error occurred whilst loading the merge request.',
               action: jasmine.any(Function),
               actionText: 'Please try again',
               actionPayload: {
@@ -155,7 +155,7 @@ describe('IDE store merge request actions', () => {
           .then(done.fail)
           .catch(() => {
             expect(dispatch).toHaveBeenCalledWith('setErrorMessage', {
-              text: 'An error occured whilst loading the merge request changes.',
+              text: 'An error occurred whilst loading the merge request changes.',
               action: jasmine.any(Function),
               actionText: 'Please try again',
               actionPayload: {
@@ -225,7 +225,7 @@ describe('IDE store merge request actions', () => {
           .then(done.fail)
           .catch(() => {
             expect(dispatch).toHaveBeenCalledWith('setErrorMessage', {
-              text: 'An error occured whilst loading the merge request version data.',
+              text: 'An error occurred whilst loading the merge request version data.',
               action: jasmine.any(Function),
               actionText: 'Please try again',
               actionPayload: {
diff --git a/spec/javascripts/ide/stores/actions/tree_spec.js b/spec/javascripts/ide/stores/actions/tree_spec.js
index d47c60dc581..bd41e87bf0e 100644
--- a/spec/javascripts/ide/stores/actions/tree_spec.js
+++ b/spec/javascripts/ide/stores/actions/tree_spec.js
@@ -143,7 +143,7 @@ describe('Multi-file store tree actions', () => {
           .then(done.fail)
           .catch(() => {
             expect(dispatch).toHaveBeenCalledWith('setErrorMessage', {
-              text: 'An error occured whilst loading all the files.',
+              text: 'An error occurred whilst loading all the files.',
               action: jasmine.any(Function),
               actionText: 'Please try again',
               actionPayload: { projectId: 'abc/def', branchId: 'master-testing' },
diff --git a/spec/javascripts/ide/stores/modules/pipelines/actions_spec.js b/spec/javascripts/ide/stores/modules/pipelines/actions_spec.js
index c9c09ee9afe..0937ee38390 100644
--- a/spec/javascripts/ide/stores/modules/pipelines/actions_spec.js
+++ b/spec/javascripts/ide/stores/modules/pipelines/actions_spec.js
@@ -77,7 +77,7 @@ describe('IDE pipelines actions', () => {
           {
             type: 'setErrorMessage',
             payload: {
-              text: 'An error occured whilst fetching the latest pipeline.',
+              text: 'An error occurred whilst fetching the latest pipeline.',
               action: jasmine.any(Function),
               actionText: 'Please try again',
               actionPayload: null,
@@ -223,7 +223,7 @@ describe('IDE pipelines actions', () => {
           {
             type: 'setErrorMessage',
             payload: {
-              text: 'An error occured whilst loading the pipelines jobs.',
+              text: 'An error occurred whilst loading the pipelines jobs.',
               action: jasmine.anything(),
               actionText: 'Please try again',
               actionPayload: { id: 1 },
@@ -360,7 +360,7 @@ describe('IDE pipelines actions', () => {
           {
             type: 'setErrorMessage',
             payload: {
-              text: 'An error occured whilst fetching the job trace.',
+              text: 'An error occurred whilst fetching the job trace.',
               action: jasmine.any(Function),
               actionText: 'Please try again',
               actionPayload: null,