DeNA is continuing to add more events and new features to Pokémon Masters on a regular basis. Read on below to learn more about one of the latest in-game events:
Current Issue
The following issue is currently occurring in the game.
Issue Details
If you complete the area on the last day of Blissful Bonanza!, the missions may not be counted towards completion.
Occurrence Period
May 29, 2020 at 11:00 p.m. –
Resolution
We are currently investigating the cause of this issue.
We are currently planning compensation for the inconvenience caused.
We sincerely regret any inconvenience and hope you continue to enjoy Pokémon Masters.
Source: Official Pokémon Masters site
Pokémon Blog 
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