[Sprint Galaxy S 5 Q&A, Help & Troubleshooting] aldude999:
I did a logcat and when I try to open WiFi it shows:

E/SMD ( 393): DCD ON

D/SSRM:m ( 1080): SIOP:: AP = 320, PST = 319, CUR = 450

E/WifiHW ( 1080): ##################### set firmware type 0 #####################

I/WifiHW ( 389): wifi_change_fw_path(): fwpath = /system/etc/wifi/bcmdhd_sta.bin

I/WifiHW ( 389): module is murata

E/WifiHW ( 389): ==========[WIFI] MURATA MODULE ===========

I/WifiHW ( 389): wifi_change_nvram_path() = /system/etc/wifi/nvram_net.txt_murata

E/WifiHW ( 389): TEMP_FAILURE_RETRY complete

D/SoftapController( 389): Softap fwReload - Ok

D/CommandListener( 389): Setting iface cfg

D/CommandListener( 389): Trying to bring down wlan0

D/CommandListener( 389): Clearing all IP addresses on wlan0

E/WifiHW ( 1080): supplicant_name : p2p_supplicant

D/SLocation( 1080): BroadcastReceiver : WIFI_STATE_CHANGED_ACTION

D/WifiMonitor( 1080): startMonitoring(wlan0) with mConnected = false

D/SmartBondingService( 1080): SmartBondingReceiver: onReceive action=android.net.wifi.WIFI_STATE_CHANGED

D/SmartBondingService( 1080): getNetworkEnabled : wifi : false mobile : true

D/STATUSBAR-WifiQuickSettingButton( 1377): onReceive : android.net.wifi.WIFI_STATE_CHANGED

D/STATUSBAR-WifiQuickSettingButton( 1377): Wifi onReceive(2)

D/WifiCredService( 5200): Action received :android.net.wifi.WIFI_STATE_CHANGED

D/ConnectivityService( 1080): returning getActiveNetworkInfo :[type: MOBILE[LTE] - MOBILE, state: CONNECTED/CONNECTED, reason: connected, extra: n.vmu.ispsn, roaming: false, failover: false, isAvailable: true, isConnectedToProvisioningNetwork: false]

D/SecContentProvider( 1080): uri = 18 selection = isWifiDirectAllowed

D/RestrictionPolicy( 1080): isWifiDirectAllowed : true

I/wpa_supplicant( 8599): [wpa_supplicant_init]: use SECRIL

I/wpa_supplicant( 8599): Successfully initialized wpa_supplicant

I/SecureStorage( 8599): [INFO]: SPID(0x00000000)Checking if this device supports Secure Storage

I/SecureStorage( 8599): [INFO]: SPID(0x00000000)This device does not support Secure Storage (property value)

I/wpa_supplicant( 8599): ssSupport state is = 0

I/SecureStorage( 8599): [INFO]: SPID(0x00000000)Checking if this device supports Secure Storage

I/SecureStorage( 8599): [INFO]: SPID(0x00000000)This device does not support Secure Storage (property value)

I/wpa_supplicant( 8599): ssSupport state is = 0

I/wpa_supplicant( 8599): [set_default_callid]: set_default_callid simnumber = 0,default_callid = 0

I/wpa_supplicant( 8599): Blacklist: Clear (all)

I/wpa_supplicant( 8599): [set_default_callid]: set_default_callid simnumber = 0,default_callid = 0

I/wpa_supplicant( 8599): [set_default_callid]: set_default_callid simnumber = 0,default_callid = 0

I/wpa_supplicant( 8599): [set_default_callid]: set_default_callid simnumber = 0,default_callid = 0

I/wpa_supplicant( 8599): rfkill: Cannot open RFKILL control device

E/wpa_supplicant( 8599): Could not set interface wlan0 flags (UP): Operation not permitted

E/wpa_supplicant( 8599): nl80211: Could not set interface 'wlan0' UP

E/wpa_supplicant( 8599): wlan0: Failed to initialize driver interface

I/wpa_supplicant( 8599): Blacklist: Clear (all)

D/StatusBar.NetworkController( 1377): onSignalStrengthsChanged signalStrength=SignalStrength: 99 99 -120 -160 -120 -1 -1 25 -89 -12 182 -1 2147483647 0x4000 gsm|lte level=4

D/StatusBar.NetworkController( 1377): onSignalStrengthsChanged signalStrength=SignalStrength: 99 99 -120 -160 -120 -1 -1 25 -89 -12 182 -1 2147483647 0x4000 gsm|lte level=4

D/SecurityLogAgent:SEDenialService( 1080): Got Modify Event and sending Denial Intent foraudit.log

D/SecurityLogAgent:SEDenialService( 1080): audit.ondenial set to 0 after sending android.intent.action.DENIAL_NOTIFICATION intent

E/auditd ( 2381): In denial and Property audit_ondenial is set to 1

W/ContextImpl( 1080): Calling a method in the system process without a qualified user: android.app.ContextImpl.sendBroadcast:-1 com.android.server.SEDenialService$AuditFileObserver.onEvent:-1 android.os.FileObserver$ObserverThread.onEvent:-1 android.os.FileObserver$ObserverThread.observe:-2 android.os.FileObserver$ObserverThread.run:-1

E/SMD ( 393): DCD ON