Samsung Phone Cannot Play or Open Stored Visual Voicemail File

Symptoms

• Unable to access stored visual voicemails (tapping on the voicemail icon has no perceived effect)

Environment

• Samsung Galaxy S8/S8+/S9
• Samsung Note 8/9 
• Visual Voicemail via the phone dialer app
• Recently updated android version on the phone to March 1, 2019 security update/Android Pie 9.0
  
  • Build Number: PPR1.180610.011.G950U1UEU5DSC1

Resolution

1. (workaround) Manually call into the voicemail system to access your stored voicemails
2. (update 7/8/19) Samsung is starting to release software updates that resolve the visual voicemail access bug. Please see the build number below for your corresponding phone model update that should contain a fix: 
   • GS8 : G950U1UES5DSF3
     GS8+: G955U1UES5DSF3
     GS9: G960U1UEU5CSF1
     GS9+: G965U1UEU5CSF1
     Note 8: N950U1UES5DSF3
     Note 9: N960U1UES1CSF1

Cause

The most recent Samsung ROM update has broken this functionality within the call dialer application.(update 7/8/19) Samsung is starting to release software updates that resolve the visual voicemail access bug. Your phone may not have access to the update with the fix at this time, but should get it from Samsung in the coming weeks.