cannot attache files with gmail in mozilla browser

 "application": {
   "name": "Firefox",
   "version": "31.0",
   "userAgent": "Mozilla/5.0 (Windows NT 6.3; WOW64; rv:31.0) Gecko/20100101 Firefox/31.0",
   "supportURL": "https://support.mozilla.org/1/firefox/31.0/WINNT/en-US/"
 },
 "crashes": {
   "submitted": [
     {
       "id": "bp-cdf4d00a-217e-4ba4-9fa6-b7f4f2140805",
       "date": 1407248753510,
       "pending": false
     }
   ],
   "pending": 0
 },
 "modifiedPreferences": {
   "browser.cache.disk.capacity": 358400,
   "browser.cache.disk.smart_size.first_run": false,
   "browser.cache.frecency_experiment": 2,
   "browser.cache.disk.smart_size.use_old_max": false,
   "browser.cache.disk.smart_size_cached_value": 358400,
   "browser.places.smartBookmarksVersion": 7,
   "browser.sessionstore.upgradeBackup.latestBuildID": "20140716183446",
   "browser.startup.homepage_override.mstone": "31.0",
   "browser.startup.homepage_override.buildID": "20140716183446",
   "dom.mozApps.used": true,
   "extensions.lastAppVersion": "31.0",
   "gfx.direct3d.last_used_feature_level_idx": 0,
   "network.http.spdy.enabled": false,
   "network.cookie.prefsMigrated": true,
   "places.history.expiration.transient_current_max_pages": 104858,
   "plugin.importedState": true,
   "plugin.disable_full_page_plugin_for_types": "application/pdf",
   "plugin.state.flash": 1,
   "privacy.sanitize.migrateFx3Prefs": true
 },
 "graphics": {
   "numTotalWindows": 3,
   "numAcceleratedWindows": 3,
   "windowLayerManagerType": "Direct3D 10",
   "windowLayerManagerRemote": false,
   "adapterDescription": "Intel(R) HD Graphics 4600",
   "adapterVendorID": "0x8086",
   "adapterDeviceID": "0x0412",
   "adapterRAM": "Unknown",
   "adapterDrivers": "igdumdim64 igd10iumd64 igd10iumd64 igdumdim32 igd10iumd32 igd10iumd32",
   "driverVersion": "10.18.10.3262",
   "driverDate": "7-31-2013",
   "adapterDescription2": "",
   "adapterVendorID2": "",
   "adapterDeviceID2": "",
   "adapterRAM2": "",
   "adapterDrivers2": "",
   "driverVersion2": "",
   "driverDate2": "",
   "isGPU2Active": false,
   "direct2DEnabled": true,
   "directWriteEnabled": true,
   "directWriteVersion": "6.3.9600.17111",
   "webglRenderer": "Google Inc. -- ANGLE (Intel(R) HD Graphics 4600 Direct3D9Ex vs_3_0 ps_3_0)",
   "info": {
     "AzureCanvasBackend": "direct2d",
     "AzureSkiaAccelerated": 0,
     "AzureFallbackCanvasBackend": "cairo",
     "AzureContentBackend": "direct2d"
   }
 },
 "javaScript": {
   "incrementalGCEnabled": true
 },
 "accessibility": {
   "isActive": false,
   "forceDisabled": 0
 },
 "libraryVersions": {
   "NSPR": {
     "minVersion": "4.10.6",
     "version": "4.10.6"
   },
   "NSS": {
     "minVersion": "3.16.2 Basic ECC",
     "version": "3.16.2 Basic ECC"
   },
   "NSSUTIL": {
     "minVersion": "3.16.2",
     "version": "3.16.2"
   },
   "NSSSSL": {
     "minVersion": "3.16.2 Basic ECC",
     "version": "3.16.2 Basic ECC"
   },
   "NSSSMIME": {
     "minVersion": "3.16.2 Basic ECC",
     "version": "3.16.2 Basic ECC"
   }
 },
 "userJS": {
   "exists": false
 },
 "extensions": [
   {
     "name": "Adobe Acrobat - Create PDF",
     "version": "2.0",
     "isActive": true,
     "id": "web2pdfextension@web2pdf.adobedotcom"
   },
   {
     "name": "Norton Vulnerability Protection",
     "version": "12.2.0.5 - 1",
     "isActive": true,
     "id": "{BBDA0591-3099-440a-AA10-41764D9DB4DB}"
   },
   {
     "name": "Norton Toolbar",
     "version": "2014.7.5.2",
     "isActive": false,
     "id": "{2D3F3651-74B9-4795-BDEC-6DA2F431CB62}"
   }
 ],
 "experiments": []

{ "application": { "name": "Firefox", "version": "31.0", "userAgent": "Mozilla/5.0 (Windows NT 6.3; WOW64; rv:31.0) Gecko/20100101 Firefox/31.0", "supportURL": "https://support.mozilla.org/1/firefox/31.0/WINNT/en-US/" }, "crashes": { "submitted": [ { "id": "bp-cdf4d00a-217e-4ba4-9fa6-b7f4f2140805", "date": 1407248753510, "pending": false } ], "pending": 0 }, "modifiedPreferences": { "browser.cache.disk.capacity": 358400, "browser.cache.disk.smart_size.first_run": false, "browser.cache.frecency_experiment": 2, "browser.cache.disk.smart_size.use_old_max": false, "browser.cache.disk.smart_size_cached_value": 358400, "browser.places.smartBookmarksVersion": 7, "browser.sessionstore.upgradeBackup.latestBuildID": "20140716183446", "browser.startup.homepage_override.mstone": "31.0", "browser.startup.homepage_override.buildID": "20140716183446", "dom.mozApps.used": true, "extensions.lastAppVersion": "31.0", "gfx.direct3d.last_used_feature_level_idx": 0, "network.http.spdy.enabled": false, "network.cookie.prefsMigrated": true, "places.history.expiration.transient_current_max_pages": 104858, "plugin.importedState": true, "plugin.disable_full_page_plugin_for_types": "application/pdf", "plugin.state.flash": 1, "privacy.sanitize.migrateFx3Prefs": true }, "graphics": { "numTotalWindows": 3, "numAcceleratedWindows": 3, "windowLayerManagerType": "Direct3D 10", "windowLayerManagerRemote": false, "adapterDescription": "Intel(R) HD Graphics 4600", "adapterVendorID": "0x8086", "adapterDeviceID": "0x0412", "adapterRAM": "Unknown", "adapterDrivers": "igdumdim64 igd10iumd64 igd10iumd64 igdumdim32 igd10iumd32 igd10iumd32", "driverVersion": "10.18.10.3262", "driverDate": "7-31-2013", "adapterDescription2": "", "adapterVendorID2": "", "adapterDeviceID2": "", "adapterRAM2": "", "adapterDrivers2": "", "driverVersion2": "", "driverDate2": "", "isGPU2Active": false, "direct2DEnabled": true, "directWriteEnabled": true, "directWriteVersion": "6.3.9600.17111", "webglRenderer": "Google Inc. -- ANGLE (Intel(R) HD Graphics 4600 Direct3D9Ex vs_3_0 ps_3_0)", "info": { "AzureCanvasBackend": "direct2d", "AzureSkiaAccelerated": 0, "AzureFallbackCanvasBackend": "cairo", "AzureContentBackend": "direct2d" } }, "javaScript": { "incrementalGCEnabled": true }, "accessibility": { "isActive": false, "forceDisabled": 0 }, "libraryVersions": { "NSPR": { "minVersion": "4.10.6", "version": "4.10.6" }, "NSS": { "minVersion": "3.16.2 Basic ECC", "version": "3.16.2 Basic ECC" }, "NSSUTIL": { "minVersion": "3.16.2", "version": "3.16.2" }, "NSSSSL": { "minVersion": "3.16.2 Basic ECC", "version": "3.16.2 Basic ECC" }, "NSSSMIME": { "minVersion": "3.16.2 Basic ECC", "version": "3.16.2 Basic ECC" } }, "userJS": { "exists": false }, "extensions": [ { "name": "Adobe Acrobat - Create PDF", "version": "2.0", "isActive": true, "id": "web2pdfextension@web2pdf.adobedotcom" }, { "name": "Norton Vulnerability Protection", "version": "12.2.0.5 - 1", "isActive": true, "id": "{BBDA0591-3099-440a-AA10-41764D9DB4DB}" }, { "name": "Norton Toolbar", "version": "2014.7.5.2", "isActive": false, "id": "{2D3F3651-74B9-4795-BDEC-6DA2F431CB62}" } ], "experiments": [] }