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muwire
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avoid an exception

pull/34/head
Zlatin Balevsky 2019-12-11 22:34:16 +00:00
parent 738f177d6c
commit 26116d313a
1 changed files with 6 additions and 0 deletions
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6
webui/src/main/js/certificates.js
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@ -113,6 +113,12 @@ class CertificateFetch {
var fetch = this var fetch = this
var block = document.getElementById("certificates-" + this.divId) var block = document.getElementById("certificates-" + this.divId)
if (block == null) {
// can happen if the user clicks away without hiding first
certificateFetches.delete(this.divId)
return
}
var xmlhttp = new XMLHttpRequest() var xmlhttp = new XMLHttpRequest()
xmlhttp.onreadystatechange = function() { xmlhttp.onreadystatechange = function() {
if (this.readyState == 4 && this.status == 200) { if (this.readyState == 4 && this.status == 200) {