diff --git a/scada-common/ppm.lua b/scada-common/ppm.lua
index 34a6a60..e6a95e8 100644
--- a/scada-common/ppm.lua
+++ b/scada-common/ppm.lua
@@ -141,7 +141,9 @@ local function peri_init(iface)
             local funcs = peripheral.wrap(iface)
             if (type(funcs) == "table") and (type(funcs[key]) == "function") then
                 -- add this function then return it
+                self.fault_counts[key] = 0
                 self.device[key] = protect_peri_function(key, funcs[key])
+
                 log.info(util.c("PPM: [@", iface, "] initialized previously undefined field ", key, "()"))
 
                 return self.device[key]
diff --git a/scada-common/util.lua b/scada-common/util.lua
index 5433ab9..98a1667 100644
--- a/scada-common/util.lua
+++ b/scada-common/util.lua
@@ -22,7 +22,7 @@ local t_pack   = table.pack
 local util = {}
 
 -- scada-common version
-util.version = "1.2.1"
+util.version = "1.2.2"
 
 util.TICK_TIME_S = 0.05
 util.TICK_TIME_MS = 50