Geocoding is a "guessing" algorithm, which can fail or produce inaccurate results.
To correct the issue, you may manually locate your address for your delivery / collection job.
Steps
Click the map-marker icon under the Map column to open a pop-up.
On the map, you may drag-and-drop the map marker pin to locate your address.
Click Save when done. The located address will appear under the Address Latitude and Address Longitude columns.
Checking Of Address Against Google Map
To check you input address on Google Map, click on the Locate in Google Map button.
A drop-down will appear.
Clicking the By Address option will open up a new window and send your input address to Google Map to search.
There are 2 ways to obtain the latitude and longitude.
Right-click on the map-marker in Google map, and copy the latitude and longitude.
From the URL of the address bar to correct your latitude and longitude in Detrack.
e.g. https://www.google.com/maps/@1.3463895,103.9791334,16.2z?hl=en
Paste the latitude and longitude back into job.
Click Save when done.