Do you have pthosttr.exe related issues? First check your registry for hidden errors.

Windows keeps giving pthosttr.exe errors?
If you keep getting pthosttr.exe errors, you may have registry errors. To help, we strongly recommend you run this free registry scan.

File versions

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50 most accessed processes
Product Name	Process name	View count	Query count
Java(TM) Platform SE 6 U5	jqs.exe	568020	4
Messenger	wlcomm.exe	211286	8
Microsoft® Windows® Operating System	svchost.exe	139255	16882
Microsoft® Windows® Operating System	alg.exe	89844	7058
PC Connectivity Solution	NclRSSrv.exe	86444	38
AVG Internet Security	avgrsx.exe	83654	120
Logitech QuickCam	LVComSer.exe	82680	73
Eset Smart Security	egui.exe	82271	77
Trend Micro Plug-in Manager	CNTAoSMgr.exe	76307	8
VSCORE.14.0.0.370.x86	EngineServer.exe	76296	12
LMIGuardian	LMIGuardian.exe	74433	37
ThinkVantage Fingerprint Software	upeksvr.exe	72495	6
	btdna.exe	72138	40
Microsoft® Windows Live Login Helper	WLLoginProxy.exe	63314	248
Microsoft® Windows® Operating System	ctfmon.exe	62729	11141
Cyberlink PowerCinema	PDVDDXSrv.exe	58975	66
Trusted Drive Manager	TdmService.exe	58297	9
Microsoft® .NET Framework	dfsvc.exe	58189	20
PC Connectivity Solution	NclMSBTSrv.exe	54805	21
PC Connectivity Solution	NclUSBSrv.exe	52760	81
IJPLMSVC	ijplmsvc.exe	52547	103
Presentation Director	tpfnf7sp.exe	51566	37
	pctsSvc.exe	51371	2
HP Quick Launch Buttons	QLBCTRL.exe	49363	56
Microsoft® Windows® Operating System	csrss.exe	48947	6203
Trend Micro Internet Security	SfCtlCom.exe	47739	20
Microsoft® Windows® Operating System	lsass.exe	47539	6839
Unicenter DSM r11	amswsigscan.exe	46992	3
SupportSoft sprtcmd	sprtcmd.exe	46306	287
Microsoft® Windows® Operating System	searchprotocolhost.exe	45303	4
Cognizance Identity and Access Management	asghost.exe	44539	12
Microsoft LifeCam	vVX3000.exe	43113	4
COH Application	COH32.exe	42687	5
ThinkVantage System Update	Tvsukernel.exe	41963	3
Realtek HD Audio Data Rerouter	RtkBtMnt.EXE	41796	31
Office Life Boat for Program Recovery	OFFLB.EXE	41546	3
EPSON Status Monitor 3	E_S40RP7.EXE	41233	43
Microsoft Search Enhancement Pack	SeaPort.exe	41036	185
cyberlink brs	brs.exe	40495	74
	NMSAccessU.exe	40376	752
atchk	atchk.exe	40360	34
Microsoft® Windows® Operating System	smss.exe	40336	3654
Microsoft® Windows® Operating System	WudfHost.exe	38645	370
IntelliSonic Systray Control	KADxMain.exe	38578	61
Boot Camp	IRW.exe	37931	3
	[System Process]	37586	7328
pthosttr Application	pthosttr.exe	37500	28
Microsoft® Windows® Operating System	searchfilterhost.exe	36498	6
GrooveMonitor Utility	GrooveMonitor.exe	36374	694
Microsoft® Windows® Operating System	wdfmgr.exe	35210	2269