Locog has apologised after an official football programme listed Welsh footballer Joe Allen as English.
On Friday, the Locog website offered tickets to men's gymnastics, beach volleyball and other events.
Lady Doocey urged the government to try to persuade Locog to change the "ill-thought-out policy".
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The pitch was donated by the London Organising Committee of the Olympic and Paralympic Games (LOCOG).
The London organising committee (Locog) announced its decision on Friday after a tendering process.
Locog said it is standard practice to play pre-recorded music at such a large event.
Locog said it is working to find a way to quickly repurpose unused seats.
The banner which read "supporting the London Olympics" breached the rules set out by Games organisers Locog.
Lord Coe, chairman of Games organisers Locog, said there were no problems with the ticketing website breaking down.
Artists will record songs before the events and sing over the tracks on stage, said a Locog spokeswoman.
Prime Minister David Cameron appointed Lord Coe, who chaired Games organiser Locog, as the UK's Olympics legacy ambassador.
In a statement, Locog said it was increasing food and water supplies at venues and on the Park.
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"The London hotel industry has provided 40, 000 rooms to (Games organisers) Locog at a specially reduced rate, " he said.
Locog booked 600, 000 room nights in 2005 and returned 120, 000 in January.
Locog has its own tranche of sponsors specifically for the London 2012 event.
It is not just the zeal with which Locog has been enforcing brand protection laws that has caused controversy.
We will do our utmost to work with Locog and Channel 4 to make the Games-time coverage a success.
Lord Coe led the successful bid to host the Olympics and oversaw the Games as chairman of organisers Locog.
The other option is through agreements with the LOCOG, the local British organization.
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Sebastian Coe, the chairman of LOCOG, defended the decision to sell the torches.
Locog says several thousand items will be sold, including javelins from the men's and women's contests and national flags from the opening ceremonies.
The flame on Snowdon was kindled just before 10:10 BST with Lord Coe, chairman of Games organisers Locog, looking on.
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Dow is one of the International Olympic Committee's "global partners", and not a dedicated sponsor with the London Organising Committee (Locog).
But he added that the university was working closely with Locog and the city council to ensure it followed brand guidelines.
Games organiser Locog said it would reopen once the issues had been fixed - but could not say when that would be.
Seb Coe, who chairs the Organising Committee Locog, said it would be one of the biggest sets ever built for a show.
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Organisers Locog said it would fill some of the empty seats with servicemen and women, as well as local students and teachers.
The visit follows this week's formal establishment of the London Organising Committee of the Olympic Games (LOCOG), responsible for staging the Games.
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The London 2012 Organising Committee (Locog) said the tickets purchased by the government were totally separate from those available to the public.
And Locog has said it is releasing new tickets for sale from 29 May, to "help more people get to the Games".
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