Barcelona president Josep Maria Bartomeu's remarks come amid severe speculation around Messi's future at the club.
Barca play their final league La Liga game of the season at Alaves on Sunday before hosting Napoli on Aug. 8 in the second leg of their Champions League last-16 tie.
Messi was named the top-earning footballer in the world by French newspaper L'Equipe earlier this year, claiming an estimated 8.2 million euros ($9.97 million) per month from Barca.
Neymar is close to signing a three-year contract extension with Barcelona that will tie the Brazil captain to the La Liga champions until June 2021, club president Josep Maria Bartomeu announced on Thursday. The 24-year-old forward is a reported target of top European clubs and his current deal expires in June 2018. El Mundo Deportivo reported on Thursday that Manchester United were launching a "total offensive" to acquire Neymar.
Barcelona president Josep Maria Bartomeu has reassured his club's supporters that Lionel Messi's new contract has been signed, albeit by the player's father.
Neymar prompted more speculation with a brief Instagram video, showing a black-and-white image of himself in a shirt with the badge of Barcelona and a quote from the Bible, which was widely reproduced on news websites.
The clinical Argentine Messi now has 11 goals in his last five games in all competitions and with record signing Ousmane Dembele injured and Luis Suarez rested, he put on a sensational show at Camp Nou to extend Barcelona's La Liga lead.
Barcelona's Luis Suarez has come to the rescue of under-fire teammate Neymar and added it was important to get back to winning ways against Deportivo after Barca suffered three consecutive league defeats for the first time since 2003, allowing Atletico Madrid to draw level on points with them and Real Madrid to move one behind.
The controversy surrounding the transfer of Brazilian Neymar to Barcelona is 'unfair' because the Spanish champions have done nothing wrong, club president Josep Maria Bartomeu said on Monday.
According to widespread Spanish media reports, Netherlands coach and former Barca defender Ronald Koeman is set to be named as Setien's successor.
Calling his side 'weak', 'inconsistent' and 'very easy to score against', Lionel Messi called for urgent changes
Barcelona forward Neymar, his parents and two of the club's executives should stand trial for alleged corruption, Spain's High Court said on Monday as it wrapped up a fraud investigation into the Brazil international's transfer to the Catalan team. The case stems from a complaint by a Brazilian investment group, DIS, which owned part of Neymar's transfer rights and which alleges it received less money than it was entitled to.
News of all that's transpired on and off the football field.
Barcelona have launched a campaign in support of Lionel Messi and his father Jorge after the Argentine pair were sentenced to prison terms this week over tax fraud.
Neymar's acrimonious split from Barcelona escalated on Thursday as the Paris St Germain forward announced plans to sue the La Liga club, two days after Barca revealed they were suing the Brazilian over breach of contract.
The departing directors had criticised the club's handling of a social media scandal and expressed doubts about the board's ability to handle the implications of the COVID-19 pandemic, which has led to a 70% players' pay cut.
Spanish La Liga champions Barcelona were in turmoil on Friday after six board directors resigned criticising the clubs's handling of a social media scandal and the financial implications of the coronavirus crisis. Two of the club's four vice presidents, Emili Rousaud and Enrique Tombas, were among those to quit, joined by directors Silvio Elias, Josep Pont, Jordi Calsamiglia and Maria Texidor.
Luis Suarez had been told by new Barca coach Ronald Koeman that he was not in his plans for next season.
When Barca and Neymar were at the peak of their powers in 2017, however, he shook world football by heading to PSG for a record-smashing 222 million euros ($269.89 million).
Lionel Messi says he wanted Neymar to return to Barcelona this year as the Brazilian would have helped the club take a leap forward
A Spanish judge has accepted a legal complaint filed by Brazilian investment fund DIS that alleges it was the victim of a fraud perpetrated in Barcelona's signing of forward Neymar from Santos.
Manchester City coach Pep Guardiola has denied a newspaper report that he tried to sign strikers Lionel Messi and Neymar from former club Barcelona in the close season.
Barcelona named former Athletic Bilbao coach Ernesto Valverde on Monday as the successor to Luis Enrique and he will take charge of the La Liga runners-up on a two-year contract.
But Font believes Messi's love for Barcelona, who he joined aged 13, is so deep that he could lower his salary demands in order to stay.
Barcelona midfielder Cesc Fabregas has said his only wish is to succeed with the Spanish champions and has dismissed the idea that he could be lured away to another club.
Barcelona pulled off a stirring comeback to overturn a two-goal deficit and reach the Copa del Rey final, beating Sevilla 3-0 after extra-time in Wednesday's semi-final second leg, to go through 3-2 on aggregate.
Barcelona president Josep Maria Bartomeu hit out at Neymar's lack of loyalty to the club on Monday and criticised the Brazilian for staying silent up until his world record 222 million euro ($261 million) move to Paris St. Germain.
Finances aside, though, there is an even bigger question mark hanging over Lionel Messi. Is he a fading force?
Dutchman Ronald Koeman has signed a two-year-deal with Barcelona.
The 33-year-old Messi, who signed his last contract in 2017, has become more outspoken against the club's hierarchy in the last year and radio station Cadena Ser said last Thursday he is unhappy with how Barca is being run and wants to leave in 2021.
The parents of Brazil forward Neymar have denied any wrongdoing after a judge froze 188.8 million reais ($47.6 million) of the player's assets in a tax evasion case.
News of all that's transpired on and off the football field
Barca are also planning to offer new deals to forwards Lionel Messi and Luis Suarez, and midfielder Ivan Rakitic before the end of the year.
Barcelona president Josep Maria Bartomeu believes FIFA regulations concerning under-age player transfers needs to be revised and that current rules would have prevented Lionel Messi from joining the club.
Lionel Messi has clearly become disenchanted with life at Barcelona.
Brazilian forward Neymar has been cleared of fraud but still faces a corruption trial in Spain in connection with the value of his 2013 transfer from Santos to Barcelona, the Spanish National High Court said on Thursday.
Barcelona are concerned about the financial clout of the Premier League when the new English television deal kicks in for top-flight clubs next season, said president Josep Maria Bartomeu.
Brazilian prosecutors filed a formal complaint against Neymar and his father on Tuesday for tax evasion and providing false information.
Fresh from propelling Barcelona to their fifth trophy of 2015, their prolific strikes are now seeking to break the Spanish record of goals in a calendar year when they play Real Betis on Wednesday.
Barcelona have given their full backing to Lionel Messi in the Argentina forward's tax fraud case and vowed to fight "external decisions" they say are unfairly targeting the club.