unable to get this to work

Unable to get this to work. No special sounds or indicators that there is acid rain and taking no damage.

Using the default config file:

{
  "Options": {
    "hilevelbump": 1.0,
    "hipoisonbump": 0.5,
    "lolevelbump": 0.2,
    "lopoisonbump": 0.1,
    "notifyTimer": 60.0,
    "protectionTimer": 300.0,
    "EnableOnLoad": true
  },
  "Version": {
    "Major": 1,
    "Minor": 0,
    "Patch": 6
  }
}

Edited 23 hours

Changed Status from Pending to Closed