Flow price: --
d969913065d5c204a120f7e9e2e2eb6b1348920f084213270d8938b1a271f8f5

Transaction

Hash: d969913065d5c204a120f7e9e2e2eb6b1348920f084213270d8938b1a271f8f5
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> d969913065d5c204a120f7e9e2e2eb6b1348920f084213270d8938b1a271f8f5:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
d969913065d5c204a120f7e9e2e2eb6b1348920f084213270d8938b1a271f8f5
Status:
ERROR
Block height:
40002395
Block id:
2e2da376acf09d337df52276572402bde9137228043eb5f420d2fa154d16cfa8
Timestamp:
Sunday 30 October 2022 at 18:43:52 UTC
()
Proposer:
Authorizers:
Gas used:
48