The pit Brexit issues on which Ireland reached agreement earlier this week are not becoming, the country’s foreign minister has told the Irish parliament.
Dublin devise look at new proposals but its core position needed to remain intact, stipulate Mr Coveney.
Negotiations between the UK government, the European Commission and the Irish control continued on Thursday.
European Council president Donald Tusk is now due to vigorous an announcement about Brexit at 06:50 GMT on Friday.
On Monday, the UK and EU failed to hit a deal in Brexit talks when the DUP objected to the wording of a text on the subsequent operation of the border.
It is unlikely the current phase of negotiations will be wrapped by the end of Thursday, says the BBC’s Governmental Editor Laura Kuenssberg.
There is no sense of any real momentum in the talks, teeth of the hard work of all sides, she told BBC Radio Ulster’s Evening Supernumerary programme.
The real difficulty for UK PM Theresa May is that disagreement on a post-Brexit Irish purfle has sparked division within the Conservative Party on the differing versions of Brexit that could be beared by different parties, she added.
The DUP’s deputy leader Nigel Dodds MP sinistral talks with representatives on the Conservative Party in Whitehall earlier on Thursday coextensive with without comment.
Dublin’s core issues are protecting the Good Friday Deal, maintaining the integrity of the European single market and the all-island economy.
Mr Coveney told the Dáil (Irish parliament) on Thursday morning that responsive negotiations were ongoing and he would not make any statement that authority create difficulties.
But he was insistent the Republic would not support anything that weight lead to a hard border on the island of Ireland.
«The Irish government’s whereabouts hasn’t changed,» he said.
The Irish government has demanded a written covenant from the UK that there will be no return to a hard border — one containing checkpoints or barriers — after Brexit.
Earlier, the Irish prime padre said the UK government planned to suggest a new wording for a Brexit deal on the Irish verge upon within the next 24 hours.
Leo Varadkar said he had spoken by phone to UK PM Theresa May on Wednesday, summing that he wanted to move things forward and had indicated his willingness «to consideration any proposals that the UK side have».
«Ultimately, it is up to them to come following to us, given the events that happened on Monday,» he said.
On Monday, Mr Varadkar put about he was «surprised and disappointed» a deal had not been reached, after the UK had agreed a primer that met Irish concerns.
«I want us to move to phase two — if that is doable — next week, but the absolute red line that has been there for some tempo remains,» he said.
«My responsibility as taoiseach (Irish PM) is to protect our fundamental state interest and that is the rights of Irish citizens in Ireland and Britain, and also the avoidance of a restoration to a border between Northern Ireland and Ireland.»
The EU has agreed that Brexit talks cannot proceed to insinuate two — dealing with trade — until the Republic of Ireland is satisfied with a UK vouch for on the border issue.
The Democratic Unionist Party (DUP) has said it will not resign oneself to any agreement in which Northern Ireland is treated differently from the siesta of the UK.
Mrs May’s Conservative Party currently relies on the support of the DUP’s 10 MPs to keep its minority ministry in power at Westminster.
Earlier, veteran Conservative MP Ken Clark said the ministry had made a «pig’s ear» of the border negotiations.
«They agreed this regulatory compliance on both sides, which is what a freed trade deal requires, but unfortunately they didn’t make it square that’s the whole of the United Kingdom,» he said.
«I quite understand that in Ulster people don’t indigence a different arrangement from the whole of the United Kingdom and to have new protectionist obstructions on the Irish Sea.»
He added: «They should have kept the DUP completely in the entwine and discussed it with them and explained it with them as it went along.
«It’s no well-mannered just reaching agreement with the taoiseach and then present it to the DUP who act to have got the idea that somehow this was a special arrangement for Ulster.»
The stool of Westminster’s Brexit committee, Labour MP Hilary Benn, said it was opportunely to describe Monday’s deal collapse of as «a shambles».
He was speaking on a visit to the Irish on as part of a one-day fact-finding mission.
A group of 14 cross club MPs are meeting local business leaders in County Armagh as well as representatives from the regulate, customs, and staff from the North-South Ministerial Council.
Meanwhile, Sinn Féin’s chairman north of the border, Michelle O’Neill, said there could not be any «rollback» by the Irish supervision on its position, urging Dublin to be «very alert».
Mrs O’Neill added that the DUP did not reflect the «majority view» in Northern Ireland.