e6940d150fa5c43bd2f4d4bc9f590f153b23b692.js?meteor_js_resource=true:243 Uncaught TypeError: Cannot read property 'replace' of undefined
    at Object.z.fileUploadIsValidContentType (https://my.host.name/e6940d150fa5c43bd2f4d4bc9f590f153b23b692.js?meteor_js_resource=true:243:5332)
    at i (https://my.host.name/e6940d150fa5c43bd2f4d4bc9f590f153b23b692.js?meteor_js_resource=true:265:15230)
    at fileUpload (https://my.host.name/e6940d150fa5c43bd2f4d4bc9f590f153b23b692.js?meteor_js_resource=true:265:18357)
    at Object.dropped .dropzone-overlay (https://my.host.name/e6940d150fa5c43bd2f4d4bc9f590f153b23b692.js?meteor_js_resource=true:269:2493)
    at Object.o.(anonymous function) (https://my.host.name/e6940d150fa5c43bd2f4d4bc9f590f153b23b692.js?meteor_js_resource=true:263:598)
    at https://my.host.name/e6940d150fa5c43bd2f4d4bc9f590f153b23b692.js?meteor_js_resource=true:135:6066
    at Function.e._withTemplateInstanceFunc (https://my.host.name/e6940d150fa5c43bd2f4d4bc9f590f153b23b692.js?meteor_js_resource=true:135:5645)
    at f.View.<anonymous> (https://my.host.name/e6940d150fa5c43bd2f4d4bc9f590f153b23b692.js?meteor_js_resource=true:135:6018)
    at https://my.host.name/e6940d150fa5c43bd2f4d4bc9f590f153b23b692.js?meteor_js_resource=true:134:26983
    at Object.f._withCurrentView (https://my.host.name/e6940d150fa5c43bd2f4d4bc9f590f153b23b692.js?meteor_js_resource=true:134:23065)
z.fileUploadIsValidContentType @ e6940d150fa5c43bd2f4d4bc9f590f153b23b692.js?meteor_js_resource=true:243
i @ e6940d150fa5c43bd2f4d4bc9f590f153b23b692.js?meteor_js_resource=true:265
fileUpload @ e6940d150fa5c43bd2f4d4bc9f590f153b23b692.js?meteor_js_resource=true:265
dropped .dropzone-overlay @ e6940d150fa5c43bd2f4d4bc9f590f153b23b692.js?meteor_js_resource=true:269
o.(anonymous function) @ e6940d150fa5c43bd2f4d4bc9f590f153b23b692.js?meteor_js_resource=true:263
(anonymous) @ e6940d150fa5c43bd2f4d4bc9f590f153b23b692.js?meteor_js_resource=true:135
e._withTemplateInstanceFunc @ e6940d150fa5c43bd2f4d4bc9f590f153b23b692.js?meteor_js_resource=true:135
(anonymous) @ e6940d150fa5c43bd2f4d4bc9f590f153b23b692.js?meteor_js_resource=true:135
(anonymous) @ e6940d150fa5c43bd2f4d4bc9f590f153b23b692.js?meteor_js_resource=true:134
f._withCurrentView @ e6940d150fa5c43bd2f4d4bc9f590f153b23b692.js?meteor_js_resource=true:134
(anonymous) @ e6940d150fa5c43bd2f4d4bc9f590f153b23b692.js?meteor_js_resource=true:134
(anonymous) @ e6940d150fa5c43bd2f4d4bc9f590f153b23b692.js?meteor_js_resource=true:134
dispatch @ e6940d150fa5c43bd2f4d4bc9f590f153b23b692.js?meteor_js_resource=true:50
h.handle @ e6940d150fa5c43bd2f4d4bc9f590f153b23b692.js?meteor_js_resource=true:50