Fix a stupid bug where when I didn't scan First Aid and cycled through it, it would say -2/-2 for recipes

diff --git a/ARLFrame.lua b/ARLFrame.lua
index 5096885..869d7ed 100644
--- a/ARLFrame.lua
+++ b/ARLFrame.lua
@@ -1216,10 +1216,12 @@ local function SetProgressBar(playerData)

 	ARL_ProgressBar:SetMinMaxValues(0, pbMax)
 	ARL_ProgressBar:SetValue(pbCur)
-
-	if math.floor(pbCur / pbMax * 100) < 101 then
+
+	if (math.floor(pbCur / pbMax * 100) < 101) and (pbCur >= 0) and (pbMax >= 0) then
 		ARL_ProgressBarText:SetText(pbCur .. " / " .. pbMax .. " - " .. math.floor(pbCur / pbMax * 100) .. "%")
 	else
+		pbCur = 0
+		pbMax = 0
 		ARL_ProgressBarText:SetText(pbCur .. " / " .. pbMax .. " - " .. L["NOT_YET_SCANNED"])
 	end