SYMPTOM:
In Strategy Mobile 9.4.1, it is possible to pre-cache Document that are executed by link drilling using Mobile subscriptions as outlined in the Strategy Knowledge Base article below:
KB45676: How to take advantage of mobile subscriptions using a Landing page document in Strategy Mobile 9.4.1
However, when executing Prompted Documents, existing Document Caches are not used and new Document caches are created.
STEPS TO REPRODUCE:
Cache created by mobile subscription:

Cache created after live execution:

CAUSE:
This is a known issue in Strategy Mobile 9.4.1.
ACTION:
Strategy will continue to investigate and post updates as soon as they are available.
WORKAROUND:
A workaround is to create Dataset caches via a Document cache update subscription which will be hit during a live execution even if the Document cache is not hit.
The Strategy Internal Reference Number for the issue discussed in this technical note is 972449.