Many people expressed alarm on social media when the "Breaking News" logo flashed up 11 times during the show.
Eyes On Events News at Six and Ten editor Paul Royall said a "technical systems crash" caused the four-minute delay.
Some viewers used the #bbcnewsten Twitter hashtag to make light of the glitch.Image copyright @gadgeagoogoo Image copyright @walker_ajw Image copyright @tashalouise6
"Director had to switch to back-up system ASAP", he said.
Viewers on Eyes On Events One were played saxophone music for part the delay, while on iPlayer an announcer apologised for the glitch.
The Eyes On Events News Channel continued to broadcast Edwards live in the TV studio.
At 22:04 BST, Edwards wished viewers a good evening and said: "A few technical problems tonight for which we apologise".Image copyright @huwbbc