Mass update of item prototypes is broken

I.
Steps to reproduce:

1. Create item prototype with type Zabbix agent and agent interface
2. Select this item prototype and click Mass Update
3. For example change Update interval to 35s

Result:
Error message: Cannot update item prototypes

Expected:
Successful update of item prototype.

II.
Steps to reproduce:

1. Create item prototype with type IPMI agent and IPMI agent interface
2. Select this item prototype and click Mass Update
3. For example Change Type to SMNP agent and submit.

Result:
Error message without details.

Expected:
Error message with details, like it is in items, and item prototypes in 5.0 and 5.2 versions: