Flow price: --
cb5b7827541160f487e7bdba8a6ba522279326a8ad3a1eb8054903e4db3e30a7

Transaction

Hash: cb5b7827541160f487e7bdba8a6ba522279326a8ad3a1eb8054903e4db3e30a7
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> cb5b7827541160f487e7bdba8a6ba522279326a8ad3a1eb8054903e4db3e30a7:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
cb5b7827541160f487e7bdba8a6ba522279326a8ad3a1eb8054903e4db3e30a7
Status:
ERROR
Block height:
40096261
Block id:
b805603e1ab4b851fe5f8c99f50f0818a86d3dc288a862ddf3d5500100005938
Timestamp:
Tuesday 1 November 2022 at 08:24:15 UTC
()
Proposer:
Authorizers:
Gas used:
46