[EAGLE-1011] Cannot read property '0' of undefined

• Type: Bug
• Status: Open
• Priority: Major
• Resolution: Unresolved
• Affects Version/s: v0.4.0
• Component/s: Core::Eagle Server
• Labels: serialization
• Environment: Linux 2.6.32-279.el6.x86_64 #1 SMP Wed Jun 13 18:24:36 EDT 2012 x86_64 x86_64 x86_64 GNU/Linux
• Assignee: Unassigned
• Reporter: Benedict Jin
• Created: 19/Apr/17 02:28
• Updated: 19/Apr/17 02:35

Description

`Policy Detail - Visualization`
Those `Policy Eval Count` and `Alert Count` dashboards show `No Data Available.` error messages, but I can be sure that "Eagle" has received some alarm events.

It may due to the `TypeError` from `doc.js`.
```js
TypeError: Cannot read property '0' of undefined
at doc.js:7626
at doc.js:251
at m.$eval (doc.js:266)
at m.$digest (doc.js:263)
at m.$apply (doc.js:266)
at g (doc.js:219)
at t (doc.js:223)
at XMLHttpRequest.u.onload (doc.js:224)
```