TypeError: Cannot read property 'forEach' of null

[Jadhielv]

Is your feature request related to a problem? Please describe.

Error in render: "TypeError: Cannot read property 'forEach' of null" after import any collection.

afterman/src/components/RequestUrl.vue

Line 21 in 81d965d

urlVars.forEach(element => {

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Describe the solution you'd like
Apply fix according to what was discussed.

Describe alternatives you've considered
NONE

Additional context
NONE