Fixes slot issue

Fixes runtime with cryopods

code/modules/nifsoft/nif.dm

@@ -455,6 +455,10 @@ You can also set the stat of a NIF to NIF_TEMPFAIL without any issues to disable
 	if(!NS || NS != old_soft)
 		return FALSE //what??
 
+	if(!NS.can_uninstall)
+		notify("The software \"[NS]\" refuses to be uninstalled.",TRUE)
+		return FALSE
+
 	nifsofts[old_soft.list_pos] = null
 	power_usage -= old_soft.p_drain
 
@@ -627,6 +631,18 @@ You can also set the stat of a NIF to NIF_TEMPFAIL without any issues to disable
 	bioadap = TRUE
 	gib_nodrop = TRUE
 
+/obj/item/device/nif/glitch
+	name = "weird NIF"
+	desc = "A NIF of a very dubious origin. It seems to be more durable than normal one... But are you sure about this?"
+	durability = 300
+	bioadap = TRUE
+	starting_software = list(
+		/datum/nifsoft/commlink,
+		/datum/nifsoft/soulcatcher,
+		/datum/nifsoft/ar_civ,
+		/datum/nifsoft/malware
+	)
+
 ////////////////////////////////
 // Special Promethean """surgery"""
 /obj/item/device/nif/attack(mob/living/M, mob/living/user, var/target_zone)

code/modules/nifsoft/nifsoft.dm

@@ -38,6 +38,8 @@
 	var/vision_flags_mob = 0
 	var/darkness_view = 0
 
+	var/can_uninstall = TRUE
+
 	var/list/planes_enabled = null	// List of vision planes this nifsoft enables when active
 
 	var/vision_exclusive = FALSE	//Whether or not this NIFSoft provides exclusive vision modifier
@@ -67,6 +69,8 @@
 
 //Called when the software is removed from the NIF
 /datum/nifsoft/proc/uninstall()
+	if(!can_uninstall)
+		return nif.uninstall(src)
 	if(nif)
 		if(active)
 			deactivate()

code/modules/nifsoft/software/15_misc.dm

@@ -173,3 +173,29 @@
 			var/mob/living/carbon/human/H = human
 			H.hide_alt_appearance("animals", justme)
 			alt_farmanimals -= nif.human
+
+/datum/nifsoft/malware
+	name = "Cool Kidz Toolbar"
+	desc = "Best toolbar in business since 2098."
+	list_pos = NIF_MALWARE
+	cost = 1987
+	wear = 0
+	illegal = TRUE
+	vended = FALSE
+	tick_flags = NIF_ALWAYSTICK
+	var/last_ads
+	can_uninstall = FALSE
+
+/datum/nifsoft/malware/activate()
+	if((. = ..()))
+		to_chat(nif.human,"<span class='danger'>Runtime error in 15_misc.dm, line 189.</span>")
+
+/datum/nifsoft/malware/install()
+	if((. = ..()))
+		last_ads = world.time
+
+/datum/nifsoft/malware/life()
+	if((. = ..()))
+		if(nif.human.client && world.time - last_ads > rand(10 MINUTES, 15 MINUTES) && prob(1))
+			last_ads = world.time
+			nif.human.client.create_fake_ad_popup_multiple(/obj/screen/popup/default, 5)