cwl-runner main.cwl main-input.yaml
```
-On Arvados with vscode, select "main.cwl" and then choose "Terminal -> Run task -> Run CWL workflow on Arvados"
-
### 3. Debugging the workflow
A workflow can fail for many reasons: some possible reasons include
### Downloading
-Go to the "Terminal" tab in the lower vscode panel. If necessary, select `bash` from the dropdown list in the upper right corner.
-
```
mkdir hg19-chr1-STAR-index
cd hg19-chr1-STAR-index
Overhang: 99
```
-Next, go to the "Terminal" tab in the lower vscode panel. If
-necessary, select `bash` from the dropdown list in the upper right
-corner. Generate the index with your local cwl-runner.
+Generate the index with your local cwl-runner.
```
cwl-runner bio-cwl-tools/STAR/STAR-Index.cwl chr1-star-index.yaml