Can't send email, can receive, Comcast swears they are fine...so?

Question

Can it possibly be Thunderbird that is the problem?

Answer 1

The message is that it is timed out...even though the sending was quick....and the message comes instantly.
Application Basics
Name: Thunderbird
Version: 31.3.0
User Agent: Mozilla/5.0 (Windows NT 6.3; WOW64; rv:31.0) Gecko/20100101 Thunderbird/31.3.0
Profile Folder: Show Folder
(Local drive)
Application Build ID: 20141127140543
Enabled Plugins: about:plugins
Build Configuration: about:buildconfig
Memory Use: about:memory
Mail and News Accounts
account2:
INCOMING: account2, , (none) Local Folders, plain, passwordCleartext
account4:
INCOMING: account4, , (pop3) pop.w14c.comcast.net:995, SSL, passwordCleartext
OUTGOING: smtp.w14c.comcast.net:587, SSL, passwordCleartext, true
Crash Reports
Extensions
AutoUp, 1.03, true, [email protected]
Lightning, 3.3.2, true, {e2fda1a4-762b-4020-b5ad-a41df1933103}
Important Modified Preferences
Name: Value
browser.cache.disk.capacity: 512000
browser.cache.disk.smart_size.first_run: false
browser.cache.disk.smart_size.use_old_max: false
browser.cache.disk.smart_size_cached_value: 358400
extensions.lastAppVersion: 31.3.0
font.internaluseonly.changed: true
font.minimum-size.x-western: 12
font.name.monospace.el: Consolas
font.name.monospace.tr: Consolas
font.name.monospace.x-baltic: Consolas
font.name.monospace.x-central-euro: Consolas
font.name.monospace.x-cyrillic: Consolas
font.name.monospace.x-unicode: Consolas
font.name.monospace.x-western: Consolas
font.name.sans-serif.el: Calibri
font.name.sans-serif.tr: Calibri
font.name.sans-serif.x-baltic: Calibri
font.name.sans-serif.x-central-euro: Calibri
font.name.sans-serif.x-cyrillic: Calibri
font.name.sans-serif.x-unicode: Calibri
font.name.sans-serif.x-western: Tahoma
font.name.serif.el: Cambria
font.name.serif.tr: Cambria
font.name.serif.x-baltic: Cambria
font.name.serif.x-central-euro: Cambria
font.name.serif.x-cyrillic: Cambria
font.name.serif.x-unicode: Cambria
font.name.serif.x-western: Tahoma
font.size.fixed.el: 14
font.size.fixed.tr: 14
font.size.fixed.x-baltic: 14
font.size.fixed.x-central-euro: 14
font.size.fixed.x-cyrillic: 14
font.size.fixed.x-unicode: 14
font.size.fixed.x-western: 14
font.size.variable.el: 17
font.size.variable.tr: 17
font.size.variable.x-baltic: 17
font.size.variable.x-central-euro: 17
font.size.variable.x-cyrillic: 17
font.size.variable.x-unicode: 17
font.size.variable.x-western: 14
gfx.direct3d.last_used_feature_level_idx: 0
mail.openMessageBehavior.version: 1
mail.winsearch.firstRunDone: true
mailnews.database.global.datastore.id: 10fe87e7-3a37-479a-9de7-ebee6dd5647
network.cookie.prefsMigrated: true
places.database.lastMaintenance: 1420241365
places.history.expiration.transient_current_max_pages: 104858
plugin.importedState: true
Graphics
Adapter Description: Intel(R) HD Graphics Family
Vendor ID: 0x8086
Device ID: 0x0a16
Adapter RAM: Unknown
Adapter Drivers: igdumdim64 igd10iumd64 igd10iumd64 igdumdim32 igd10iumd32 igd10iumd32
Driver Version: 10.18.10.3325
Driver Date: 10-10-2013
Direct2D Enabled: true
DirectWrite Enabled: true (6.3.9600.17111)
ClearType Parameters: ClearType parameters not found
WebGL Renderer: false
GPU Accelerated Windows: 2/2 Direct3D 10
AzureCanvasBackend: direct2d
AzureSkiaAccelerated: 0
AzureFallbackCanvasBackend: cairo
AzureContentBackend: direct2d
JavaScript
Incremental GC: 1
Accessibility
Activated: 1
Prevent Accessibility: 0
Library Versions
Expected minimum version
Version in use
NSPR
4.10.6
4.10.6
NSS
3.16.2.3 Basic ECC
3.16.2.3 Basic ECC
NSS Util
3.16.2.3
3.16.2.3
NSS SSL
3.16.2.3 Basic ECC
3.16.2.3 Basic ECC
NSS S/MIME
3.16.2.3 Basic ECC
3.16.2.3 Basic ECC