When the Braves failed to sign high school right-hander Carter Stewart, the eighth overall selection in the 2018 amateur draft, the expectation was they would receive the No. 9 pick in ‘19 as compensation.



That expectation has hit a potential snag.



The Major League Baseball Players’ Association filed a grievance on behalf of Stewart, saying the Braves did not make him the financial offer necessary for them to receive the compensation pick, according to major-league sources.



Stewart, 18, is seeking to be declared a free agent. Some involved with the case view him as a long shot to prevail in the dispute, evidently believing the Braves can prove they made the offer. A hearing before an arbitration panel took place in New York last Tuesday, Wednesday and Thursday and is scheduled to resume at a later date, sources said. It is not known when the matter will be resolved.



To secure a compensation pick, a team must offer a...