Restarted daemon and wallet.
Wallet gives the error and NOMP says the address is invalid.
I have 171 MNT in that address.
My Wallet open normal
mountcoin wallet v2.0.2(0.1-g053419d)
Specify wallet file name (e.g., wallet.bin). If the wallet doesn't exist, it will be created.
Wallet file name: psd
password: *********
Opened wallet: 1RwRd2MCbVWCUTAbVy3YDY8tmHrfMSRr4NMSpoDGN2XkArM5bRtBZJq23ceMdYkEjqfypLd39KTg47r
YRqjd4diBUT2BmC9
Starting refresh...
Refresh done, blocks received: 0
balance: 38.878944951642, unlocked balance: 37.879605311476
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Use "help" command to see the list of available commands.
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[wallet 1RwRd2]: