diff --git a/.gitignore b/.gitignore
index 801e1dd..699692c 100644
--- a/.gitignore
+++ b/.gitignore
@@ -17,3 +17,4 @@ yarn-debug.log*
 yarn-error.log*
 .vscode/
 *.code-workspace
+package-lock.json
diff --git a/src/result/edit-result.js b/src/result/edit-result.js
index 4833251..e1992c1 100644
--- a/src/result/edit-result.js
+++ b/src/result/edit-result.js
@@ -16,7 +16,7 @@
  ******************************************************************************/
 
 import React from 'react';
-import {FormGroup, FormControl, FormLabel, Col, Button, ProgressBar} from 'react-bootstrap';
+import { FormGroup, FormControl, FormLabel, Col, Row, Button, ProgressBar } from 'react-bootstrap';
 import AppDispatcher from "../common/app-dispatcher";
 import FileStore from "../file/file-store"
 
@@ -38,8 +38,6 @@ class EditResultDialog extends React.Component {
       uploadFile: null,
       uploadProgress: 0,
       files: null,
-      result: null,
-      resultExists: false,
     };
   }
 
@@ -53,26 +51,38 @@ class EditResultDialog extends React.Component {
     this.setState({ [event.target.id]: event.target.value });
   };
 
+  isEmpty(val) {
+    return (val === undefined || val == null || val.length <= 0);
+  }; 
+
   componentDidUpdate(prevProps, prevState) {
-    if (this.state.resultExists && this.props.files != prevProps.files) {
-      this.setState({files: FileStore.getState().filter(file => this.state.result.resultFileIDs.includes(file.id))});
-    }
-    if (this.props.result != prevProps.result && Object.keys(this.props.result).length != 0) {
-      this.setState({
-        id: this.props.result.id,
-        description: this.props.result.description,
-        result: this.props.result,
-        resultExists: true,
-        files: FileStore.getState().filter(file => this.props.result.resultFileIDs.includes(file.id)),
-      })
-    }
-  }
+    if (this.props.resultId != prevProps.resultId || this.props.results != prevProps.results) {
+      let result = this.props.results[this.props.resultId];
+
+      if (result && Object.keys(result).length != 0) {
+        let hasFiles = !this.isEmpty(result.resultFileIDs);
+        if (hasFiles) {
+          this.setState({
+            id: result.id,
+            description: result.description,
+            files: FileStore.getState().filter(file => result.resultFileIDs.includes(file.id)),
+          })
+        } else {
+          this.setState({
+            id: result.id,
+            description: result.description,
+            files: null,
+          })
+        }
+      }
+    } 
+  };
 
   selectUploadFile(event) {
     this.setState({ uploadFile: event.target.files[0] });
   };
 
-  startFileUpload(){
+  startFileUpload() {
     const formData = new FormData();
     formData.append("file", this.state.uploadFile);
 
@@ -97,68 +107,98 @@ class EditResultDialog extends React.Component {
     this.setState({ uploadProgress: parseInt(event.percent.toFixed(), 10) });
   };
 
-  deleteFile(index){
+  deleteFile(index) {
     let file = this.state.files[index];
     AppDispatcher.dispatch({
-      type: 'files/start-remove',
-      data: file,
+      type: 'resultfiles/start-remove',
+      resultID: this.state.id,
+      fileID: file.id,
       token: this.props.sessionToken
     });
+
+  }
+
+  submitDescription() {  
+    let result = this.props.results[this.props.resultId];
+    if (!this.isEmpty(result)) {
+      result.description = this.state.description;
+      AppDispatcher.dispatch({
+        type: 'results/start-edit',
+        data: result,
+        token: this.props.sessionToken
+      });
+    }
   }
 
   render() {
 
     return <Dialog show={this.props.show}
-                  title={'Edit Result No. '+this.state.id}
-                  buttonTitle='Close'
-                  onClose={() => this.onClose()}
-                  blendOutCancel = {true}
-                  valid={true}
-                  size = 'lg'>
+      title={'Edit Result No. ' + this.state.id}
+      buttonTitle='Close'
+      onClose={() => this.onClose()}
+      blendOutCancel={true}
+      valid={true}
+      size='lg'>
 
 
       <div>
         <FormGroup as={Col} controlId='description'>
-          <FormLabel column={false}>Description</FormLabel>
-          <FormControl type='text' placeholder='Enter description' value={this.state.description} onChange={this.handleChange} />
-          <FormControl.Feedback />
+
+          <Row style={{ float: 'center' }} >
+            <Col xs="auto">
+              <FormLabel>Description</FormLabel>
+            </Col>
+            <Col xs="auto">
+              <FormControl type='text' placeholder={this.state.description} value={this.state.description} onChange={this.handleChange} />
+              <FormControl.Feedback />
+            </Col>
+            <Col xs="auto">
+              <Button
+                type="submit"
+                onClick={() => this.submitDescription()}>
+                Save
+            </Button>
+            </Col>
+          </Row>
+
+
         </FormGroup>
 
         <Table data={this.state.files}>
-            <TableColumn title='ID' dataKey='id'/>
-            <TableColumn title='Name' dataKey='name'/>
-            <TableColumn title='Size (bytes)' dataKey='size'/>
-            <TableColumn title='Type' dataKey='type'/>
-            <TableColumn
-              title=''
-              deleteButton
-              onDelete={(index) => this.deleteFile(index)}
-            />
+          <TableColumn title='ID' dataKey='id' />
+          <TableColumn title='Name' dataKey='name' />
+          <TableColumn title='Size (bytes)' dataKey='size' />
+          <TableColumn title='Type' dataKey='type' />
+          <TableColumn
+            title=''
+            deleteButton
+            onDelete={(index) => this.deleteFile(index)}
+          />
         </Table>
 
 
         <FormGroup controlId='resultfile'>
-            <FormLabel>Add Result File</FormLabel>
-            <FormControl type='file' onChange={(event) => this.selectUploadFile(event)} />
+          <FormLabel>Add Result File</FormLabel>
+          <FormControl type='file' onChange={(event) => this.selectUploadFile(event)} />
         </FormGroup>
 
-          <FormGroup as={Col} >
-            <Button
-              disabled={this.state.uploadFile === null}
-              onClick={() => this.startFileUpload()}>
-              Upload
+        <FormGroup as={Col} >
+          <Button
+            disabled={this.state.uploadFile === null}
+            onClick={() => this.startFileUpload()}>
+            Upload
             </Button>
-          </FormGroup>
+        </FormGroup>
+
+        <FormGroup as={Col} >
+          <ProgressBar
+            striped={true}
+            animated={true}
+            now={this.state.uploadProgress}
+            label={this.state.uploadProgress + '%'}
+          />
+        </FormGroup>
 
-          <FormGroup as={Col} >
-            <ProgressBar
-              striped={true}
-              animated={true}
-              now={this.state.uploadProgress}
-              label={this.state.uploadProgress + '%'}
-            />
-          </FormGroup>
-      
       </div>
     </Dialog>;
   }
diff --git a/src/result/result-store.js b/src/result/result-store.js
index d824b1e..519c94a 100644
--- a/src/result/result-store.js
+++ b/src/result/result-store.js
@@ -15,40 +15,14 @@
  * along with VILLASweb. If not, see <http://www.gnu.org/licenses/>.
  ******************************************************************************/
 
-
 import ArrayStore from '../common/array-store';
 import ResultsDataManager from './results-data-manager';
-import FilesDataManager from '../file/files-data-manager'
 
 class ResultStore extends ArrayStore {
   constructor() {
     super('results', ResultsDataManager);
   }
 
-  saveFile(state, action){
-
-    let fileID = parseInt(action.id)
-    state.forEach((element, index, array) => {
-         if (element.id === fileID) {
-           // save blob object
-           array[index]["data"] = new Blob([action.data.data], {type: action.data.type});
-           // update file type
-           array[index]["type"] = action.data.type;
-
-           if (array[index]["objectURL"] !== ''){
-             // free memory of previously generated object URL
-             URL.revokeObjectURL(array[index]["objectURL"]);
-           }
-           // create an object URL for the file
-           array[index]["objectURL"] = URL.createObjectURL(array[index]["data"])
-        }
-    });
-
-    // announce change to listeners
-    this.__emitChange();
-    return state
-  }
-
   simplify(timestamp) {
     let parts = timestamp.split("T");
     let datestr = parts[0];
@@ -67,17 +41,29 @@ class ResultStore extends ArrayStore {
   reduce(state, action) {
     switch (action.type) {
       case 'results/loaded':
-        this.simplifyTimestamps(action.data);
+        if (Array.isArray(action.data)) {
+          this.simplifyTimestamps(action.data);
+        } else {
+          this.simplifyTimestamps([action.data]);
+        }
         return super.reduce(state, action);
 
       case 'results/added':
         this.simplifyTimestamps([action.data]);
         return super.reduce(state, action);
 
+      case 'results/edited':
+        this.simplifyTimestamps([action.data]);
+        return super.reduce(state, action);
+
       case 'resultfiles/start-upload':
         ResultsDataManager.uploadFile(action.data, action.resultID, action.token, action.progressCallback, action.finishedCallback, action.scenarioID);
         return state;
 
+      case 'resultfiles/start-remove':
+        ResultsDataManager.removeFile(action.resultID, action.fileID, action.token);
+        return state;
+
       default:
         return super.reduce(state, action);
     }
diff --git a/src/result/results-data-manager.js b/src/result/results-data-manager.js
index 5c7e2e0..3584c67 100644
--- a/src/result/results-data-manager.js
+++ b/src/result/results-data-manager.js
@@ -19,24 +19,24 @@ import RestDataManager from '../common/data-managers/rest-data-manager';
 import RestAPI from '../common/api/rest-api';
 import AppDispatcher from '../common/app-dispatcher';
 
-class ResultsDataManager extends RestDataManager{
+class ResultsDataManager extends RestDataManager {
 
   constructor() {
     super('result', '/results');
   }
 
   uploadFile(file, resultID, token = null, progressCallback = null, finishedCallback = null, scenarioID) {
-    RestAPI.upload(this.makeURL(this.url + '/' + resultID + '/file') , file, token, progressCallback, scenarioID).then(response => {
+    RestAPI.upload(this.makeURL(this.url + '/' + resultID + '/file'), file, token, progressCallback, scenarioID).then(response => {
 
       AppDispatcher.dispatch({
         type: 'files/uploaded',
       });
 
-      // Trigger a results reload
+      // Trigger a result reload
       AppDispatcher.dispatch({
         type: 'results/start-load',
-        param: '?scenarioID=' + scenarioID,
-        token: token
+        data: resultID,
+        token: token,
       });
 
       // Trigger a files reload
@@ -57,6 +57,23 @@ class ResultsDataManager extends RestDataManager{
     });
   }
 
+  removeFile(resultID, fileID, token) {
+    RestAPI.delete(this.makeURL(this.url + '/' + resultID + '/file/' + fileID), token).then(response => {
+      // reload result
+      AppDispatcher.dispatch({
+        type: 'results/start-load',
+        data: resultID,
+        token: token,
+      });
+
+      // update files
+      AppDispatcher.dispatch({
+        type: 'files/removed',
+        data: fileID,
+        token: token,
+      });
+    });
+  }
 }
 
 export default new ResultsDataManager();
\ No newline at end of file
diff --git a/src/scenario/scenario.js b/src/scenario/scenario.js
index 01045fe..5397bb5 100644
--- a/src/scenario/scenario.js
+++ b/src/scenario/scenario.js
@@ -114,9 +114,11 @@ class Scenario extends React.Component {
 
       editResultsModal: prevState.editResultsModal || false,
       modalResultsData: {},
-      modalResultsIndex: 0,
+      modalResultsIndex: prevState.modalResultsIndex,
       newResultModal: false,
-      filesToDownload: [],
+      filesToDownload: prevState.filesToDownload,
+      zipfiles: prevState.zipfiles || false,
+      resultNodl: prevState.resultNodl,
 
       editOutputSignalsModal: prevState.editOutputSignalsModal || false,
       editInputSignalsModal: prevState.editInputSignalsModal || false,
@@ -159,25 +161,28 @@ class Scenario extends React.Component {
 
   componentDidUpdate(prevProps, prevState) {
     // check whether file data has been loaded
-    if (this.state.filesToDownload.length > 0  ) {
-      if (this.state.filesToDownload.length === 1) {
-        let fileToDownload = FileStore.getState().filter(file => file.id === this.state.filesToDownload[0])
-        if (fileToDownload.length === 1 && fileToDownload[0].data) {
-          const blob = new Blob([fileToDownload[0].data], {type: fileToDownload[0].type});
-          FileSaver.saveAs(blob, fileToDownload[0].name);
-          this.setState({ filesToDownload: [] });
-        }
-      } else { // zip and save several files
-        let filesToDownload = FileStore.getState().filter(file => this.state.filesToDownload.includes(file.id) && file.data);
-        if (filesToDownload.length === this.state.filesToDownload.length) { // all requested files have been loaded
-          var zip = new JSZip();
-          filesToDownload.forEach(file => {
-            zip.file(file.name, file.data);
-          });
-          zip.generateAsync({type: "blob"}).then(function(content) {
-            saveAs(content, "results.zip");
-          });
-          this.setState({ filesToDownload: [] });
+    if (this.state.filesToDownload && this.state.filesToDownload.length > 0  ) {
+      if (this.state.files != prevState.files) {
+        if (!this.state.zipfiles) {
+          let fileToDownload = FileStore.getState().filter(file => file.id === this.state.filesToDownload[0])
+          if (fileToDownload.length === 1 && fileToDownload[0].data) {
+            const blob = new Blob([fileToDownload[0].data], {type: fileToDownload[0].type});
+            FileSaver.saveAs(blob, fileToDownload[0].name);
+            this.setState({ filesToDownload: [] });
+          }
+        } else { // zip and save one or more files (download all button)
+          let filesToDownload = FileStore.getState().filter(file => this.state.filesToDownload.includes(file.id) && file.data);
+          if (filesToDownload.length === this.state.filesToDownload.length) { // all requested files have been loaded
+            var zip = new JSZip();
+            filesToDownload.forEach(file => {
+              zip.file(file.name, file.data);
+            });
+            let zipname = "result_" + this.state.resultNodl + "_" + Date.now();
+            zip.generateAsync({type: "blob"}).then(function(content) {
+              saveAs(content, zipname);
+            });
+            this.setState({ filesToDownload: [] });
+          }
         }
       }
     }
@@ -637,21 +642,19 @@ class Scenario extends React.Component {
 
   closeEditResultsModal() {
     this.setState({ editResultsModal: false });
-
-    AppDispatcher.dispatch({
-      type: 'results/start-load',
-      token: this.state.sessionToken,
-      param: '?scenarioID=' + this.state.scenario.id
-    })
   }
 
   downloadResultData(param) {
     let toDownload = [];
+    let zip = false;
 
-    if (typeof(param) === 'object') {
+    if (typeof(param) === 'object') { // download all files
       toDownload = param.resultFileIDs;
-    } else {
+      zip = true;
+      this.setState({ filesToDownload: toDownload, zipfiles: zip, resultNodl: param.id });
+    } else { // download one file
       toDownload.push(param);
+      this.setState({ filesToDownload: toDownload, zipfiles: zip});
     }
 
     toDownload.forEach(fileid => {
@@ -661,8 +664,6 @@ class Scenario extends React.Component {
         token: this.state.sessionToken
       });
     });
-
-    this.setState({ filesToDownload: toDownload });
   }
 
   closeDeleteResultsModal(confirmDelete) {
@@ -760,7 +761,7 @@ class Scenario extends React.Component {
               editButton
               downloadAllButton
               deleteButton
-              onEdit={index => this.setState({ editResultsModal: true, modalResultsData: this.state.results[index], modalResultsIndex: index })}
+              onEdit={index => this.setState({ editResultsModal: true, modalResultsIndex: index })}
               onDownloadAll={(index) => this.downloadResultData(this.state.results[index])}
               onDelete={(index) => this.setState({ deleteResultsModal: true, modalResultsData: this.state.results[index], modalResultsIndex: index })}
             />
@@ -770,7 +771,8 @@ class Scenario extends React.Component {
             sessionToken={this.state.sessionToken}
             show={this.state.editResultsModal}
             files={this.state.files}
-            result={this.state.modalResultsData}
+            results={this.state.results}
+            resultId={this.state.modalResultsIndex}
             scenarioID={this.state.scenario.id}
             onClose={this.closeEditResultsModal.bind(this)} />
           <DeleteDialog title="result" name={this.state.modalResultsData.id} show={this.state.deleteResultsModal} onClose={(e) => this.closeDeleteResultsModal(e)} />