diff --git a/dev/ofunctions.sh b/dev/ofunctions.sh
index 553de0d..8af7448 100644
--- a/dev/ofunctions.sh
+++ b/dev/ofunctions.sh
@@ -3,7 +3,7 @@
 #### OFUNCTIONS MINI SUBSET ####
 
 _OFUNCTIONS_VERSION=2.1.4-dev
-_OFUNCTIONS_BUILD=2017052801
+_OFUNCTIONS_BUILD=2017052802
 #### _OFUNCTIONS_BOOTSTRAP SUBSET ####
 _OFUNCTIONS_BOOTSTRAP=true
 #### _OFUNCTIONS_BOOTSTRAP SUBSET END ####
@@ -317,6 +317,11 @@ function KillChilds {
 	local pid="${1}" # Parent pid to kill childs
 	local self="${2:-false}" # Should parent be killed too ?
 
+	if [ $(IsNumeric "$pid") -eq 0 ] || [ "$pid" == "" ]; then
+		Logger "Bogus pid given [$pid]." "CRITICAL"
+		return 1
+	fi
+
 	# Warning: pgrep does not exist in cygwin, have this checked in CheckEnvironment
 	if children="$(pgrep -P "$pid")"; then
 		if [[ "$pid" == *"$children"* ]]; then