Cannot enter password when setting up passman-webextension in Firefox (window closes when clicking into password field)

[mittermario]

### Steps to reproduce 1. Fresh install of firefox extension 2. Click on web-extension icon in firefox (Passman - Locked) 3. Click on Let's begin 4. enter server url 5. enter username 6. click into password field 7. web-extension window closes 8. go back to 2 ### Expected behaviour should be able to enter password ### Actual behaviour window closes itself when clicking into password field ### Configuration **Operating system**: Ubuntu 18.04 LTS - fresh install **Browser**: Firefox 60.0.2 (64-bit) for Ubuntu canonical-1.0 **Extensions that might cause interference**: Foxtrick WebExt (Alpha), Pioneer Enrollment **Passman version**: current (irrelevant - because cannot connect) **Extension version**: current **Nextcloud version**: 13 (irrelevant - because not connected yet) #### Browser log

Browser log

``` Insert your browser log here, this could for example include: a) The javascript console log b) The network log c) ... ```

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[magneticflux-]

I have the same issue. Ubuntu 18.04, Firefox 61.0.1, no other addons

[magneticflux-]

Duplicate of #252

[jeannax]

Hi,

I have the same issue ! :(

I'm on Ubuntu 18.04.1 and firefox 64.0

Thanks