fix error message not working + increase delay#300

Merged

taooceros merged 5 commits intodevfrom

fix_errormsg_delay

Jan 21, 2021

Commits on Jan 18, 2021

fix error message not working + increase delay
jjw24
committed

Commits on Jan 20, 2021

Use callback to check whether downloading manifest successfully.
taooceros
committed

Commits on Jan 21, 2021