cumulative error in Ohio

2026The cumulative-error doctrine provides that “a trial court’s judgment may be reversed if the cumulative effect of multiple errors prevents a fair trial even though each of the individual errors, standing alone, would not constitute grounds for reversal.” Marrs v. Mickel, 2023-Ohio-4528, ¶ 23 (8th Dist.), citing State v. Garner, 74 Ohio St.3d 49, 64 (1995).

2026Under the cumulative-error doctrine; “a conviction will be reversed where the cumulative effect of errors in a trial deprives a defendant of the constitutional right to a fair trial even though each of numerous instances of trial court error does not individually constitute cause for reversal.” State v. Garner, 74 Ohio St.3d 49, 64 (1995), citing State v. DeMarco, 31 Ohio St.3d 191 (1987), paragraph two of the syllabus.

2026NAGORKA OF HIS CONSTITUTIONAL RIGHT TO A FAIR TRIAL. {¶40} In his seventh assignment of error, Nagorka argues that the cumulative effect of the errors at trial deprived him of his constitutional right to a fair trial. 15 {¶41} “Under the cumulative error doctrine, a conviction may be reversed when the cumulative effect of errors deprives a defendant of the constitutional right to a fair trial even though none of the errors, in isolation, was prejudicial.” State v. Gilbert, 2025-Ohio-4623, ¶ 93 (9th Dist.), citing State v. DeMarco, 31 Ohio St.3d 191 (1987), paragraph two of the syllabus.

2026NAGORKA OF HIS CONSTITUTIONAL RIGHT TO A FAIR TRIAL. {¶40} In his seventh assignment of error, Nagorka argues that the cumulative effect of the errors at trial deprived him of his constitutional right to a fair trial. 15 {¶41} “Under the cumulative error doctrine, a conviction may be reversed when the cumulative effect of errors deprives a defendant of the constitutional right to a fair trial even though none of the errors, in isolation, was prejudicial.” State v. Gilbert, 2025-Ohio-4623, ¶ 93 (9th Dist.), citing State v. DeMarco, 31 Ohio St.3d 191 (1987), paragraph two of the syllabus.

2026“In the absence of multiple errors, the cumulative error doctrine does not apply.” Gilbert at ¶ 93, citing State v. Hunter, 2011-Ohio-6524, ¶ 132.

2026“In the absence of multiple errors, the cumulative error doctrine does not apply.” Gilbert at ¶ 93, citing State v. Hunter, 2011-Ohio-6524, ¶ 132.

2020We disagree. 26 {¶60} Cumulative error exists only where the errors during trial actually “deprive[d] a defendant of the constitutional right to a fair trial.” State v. DeMarco, 31 Ohio St.3d 191 (1987), paragraph two of the syllabus. “‘[T]here can be no such thing as an error-free, perfect trial, and * * * the Constitution does not guarantee such a trial.’” State v. Hill, 75 Ohio St.3d 195, 212 (1996), quoting United States v. Hasting, 461 U.S. 499 , 508–509 (1983).

2019This Court disagrees. {¶65} Cumulative error exists only where the errors during trial actually “deprive[d] a defendant of the constitutional right to a fair trial.” State v. DeMarco, 31 Ohio St.3d 191 (1987), paragraph two of the syllabus. “‘[T]here can be no such thing as an error-free, perfect trial, and * * * the Constitution does not guarantee such a trial.’” State v. Hill, 75 Ohio St.3d 195, 212 (1996), quoting United States v. Hasting, 461 U.S. 499 , 508–509 (1983).

2025Standard of Review {¶97} Under the cumulative error doctrine, “a conviction will be reversed where the cumulative effect of errors in a trial deprives a defendant of the constitutional right to a fair trial even though each of numerous instances of trial court error does not individually constitute cause for reversal.” State v. Garner, 74 Ohio St.3d 49, 64 (1995), citing State v. DeMarco, 31 Ohio St.3d 191 (1987), paragraph two of the syllabus; State v. Ruble, 2017-Ohio-7259, ¶ 75 (4th Dist.).

2025Under the cumulative- error doctrine, “a conviction will be reversed where the cumulative effect of errors in a trial deprives a defendant of the constitutional right to a fair trial even though each of numerous instances of trial court error does not individually constitute cause for reversal.” State v. Garner, 74 Ohio St.3d 49, 64 (1995), citing State v. DeMarco, 31 Ohio St.3d 191 (1987), paragraph two of the syllabus; State v. Ruble, 2017-Ohio-7259, ¶ 75 (4th Dist.).

2020We disagree. 26 {¶60} Cumulative error exists only where the errors during trial actually “deprive[d] a defendant of the constitutional right to a fair trial.” State v. DeMarco, 31 Ohio St.3d 191 (1987), paragraph two of the syllabus. “‘[T]here can be no such thing as an error-free, perfect trial, and * * * the Constitution does not guarantee such a trial.’” State v. Hill, 75 Ohio St.3d 195, 212 (1996), quoting United States v. Hasting, 461 U.S. 499 , 508–509 (1983).

2019This Court disagrees. {¶65} Cumulative error exists only where the errors during trial actually “deprive[d] a defendant of the constitutional right to a fair trial.” State v. DeMarco, 31 Ohio St.3d 191 (1987), paragraph two of the syllabus. “‘[T]here can be no such thing as an error-free, perfect trial, and * * * the Constitution does not guarantee such a trial.’” State v. Hill, 75 Ohio St.3d 195, 212 (1996), quoting United States v. Hasting, 461 U.S. 499 , 508–509 (1983).

2026The cumulative error doctrine does not apply where the defendant “cannot point to ‘multiple instances of harmless error.’” State v. Mammone, 2014-Ohio-1942, ¶ 148 , quoting Garner at 64 .

2026State v. Mammone, 2014-Ohio-1942, ¶ 173 ; State v. Garrett, 2022-Ohio-4218, ¶ 200 . {¶114} Because this case does not present multiple prejudicial errors—indeed, we have found none—there is no basis for applying the cumulative-error doctrine.

2021“Under the doctrine of cumulative error, ‘a conviction will be reversed where the cumulative effect of errors in a trial deprives a defendant of the constitutional right to a fair trial even though 17 OHIO FIRST DISTRICT COURT OF APPEALS each of numerous instances of trial court error does not individually constitute cause for reversal.’ ” State v. Leach, 150 Ohio App.3d 567 , 2002-Ohio-6654 , 782 N.E.2d 631, ¶ 57 (1st Dist.), quoting State v. Garner, 74 Ohio St.3d 49, 64 , 656 N.E.2d 623 (1995).

2021“Under the doctrine of cumulative error, ‘a conviction will be reversed where the cumulative effect of errors in a trial deprives a defendant of the constitutional right to a fair trial even though 17 OHIO FIRST DISTRICT COURT OF APPEALS each of numerous instances of trial court error does not individually constitute cause for reversal.’ ” State v. Leach, 150 Ohio App.3d 567 , 2002-Ohio-6654 , 782 N.E.2d 631, ¶ 57 (1st Dist.), quoting State v. Garner, 74 Ohio St.3d 49, 64 , 656 N.E.2d 623 (1995).

2026Prejudice exists if there is “a reasonable probability that, but for counsel’s errors, the outcome of the proceeding would have been different.” State v. Sowell, 2016-Ohio-8025 , ¶ 138. {¶91} “Under [the] doctrine of cumulative error, a conviction will be reversed when the cumulative effect of errors in a trial deprives a defendant of a fair trial even though each of the numerous instances of trial court error does not individually constitute cause for reversal.” State v. Spencer, 2015-Ohio-52, ¶ 83 (3d Dist.), citing State v. Powell, 2012-Ohio-2577, ¶ 222-224 ; State v. Garner, 74 Ohio St.3d

2025We disagree. {¶39} Under the cumulative-error doctrine, “a conviction will be reversed when the cumulative effect of errors in a trial deprives a defendant of a fair trial even though each of the numerous instances of trial court error does not individually -15- Case No. 3-23-44 constitute cause for reversal.” State v. Spencer, 2015-Ohio-52, ¶ 83 (3d Dist.).

2025“Before we consider whether ‘cumulative errors’ are present, we must first find that the trial court committed multiple errors.” State v. Smith, 2016-Ohio-5062, ¶ 106 (4th Dist.), citing State v. Harrington, 2006-Ohio-4388, ¶ 57 (4th Dist.). {¶112} The cumulative error doctrine does not apply where the defendant “cannot point to ‘multiple instances of harmless error.’ ” State v. Mammone, 2014- Ohio-1942, ¶ 148 (“And to the extent that Mammone more broadly invokes the Ross App. No. 23CA22 68 doctrine of cumulative error, that doctrine does not apply because he cannot point to ‘multiple instance

2025“Before we consider whether ‘cumulative errors’ are present, we must first find that the trial court committed multiple errors.” State v. Smith, 2016-Ohio-5062, ¶ 106 (4th Dist.), citing State v. Harrington, 2006-Ohio-4388, ¶ 57 (4th Dist.). {¶112} The cumulative error doctrine does not apply where the defendant “cannot point to ‘multiple instances of harmless error.’ ” State v. Mammone, 2014- Ohio-1942, ¶ 148 (“And to the extent that Mammone more broadly invokes the Ross App. No. 23CA22 68 doctrine of cumulative error, that doctrine does not apply because he cannot point to ‘multiple instance

2025“Before we consider whether ‘cumulative errors’ are present, we must first find that the trial court committed multiple errors.” State v. Smith, 2016-Ohio-5062, ¶ 106 (4th Dist.), citing State v. Harrington, 2006-Ohio-4388, ¶ 57 (4th Dist.). {¶112} The cumulative error doctrine does not apply where the defendant “cannot point to ‘multiple instances of harmless error.’ ” State v. Mammone, 2014- Ohio-1942, ¶ 148 (“And to the extent that Mammone more broadly invokes the Ross App. No. 23CA22 68 doctrine of cumulative error, that doctrine does not apply because he cannot point to ‘multiple instance

2025“Before we consider whether ‘cumulative errors’ are present, we must first find that the trial court committed multiple errors.” State v. Smith, 2016-Ohio-5062, ¶ 106 (4th Dist.), citing State v. Harrington, 2006-Ohio-4388, ¶ 57 (4th Dist.). {¶112} The cumulative error doctrine does not apply where the defendant “cannot point to ‘multiple instances of harmless error.’ ” State v. Mammone, 2014- Ohio-1942, ¶ 148 (“And to the extent that Mammone more broadly invokes the Ross App. No. 23CA22 68 doctrine of cumulative error, that doctrine does not apply because he cannot point to ‘multiple instance

2024We agree. {¶108} Under the doctrine of cumulative error, “a conviction will be reversed where the cumulative effect of errors in a trial deprives a defendant of the constitutional right to a fair trial even though each of numerous instances of trial court error does not individually constitute cause for reversal.” State v. Garner, 74 Ohio St.3d 49, 64 , 656 N.E.2d 623 (1995).

2024We agree. {¶108} Under the doctrine of cumulative error, “a conviction will be reversed where the cumulative effect of errors in a trial deprives a defendant of the constitutional right to a fair trial even though each of numerous instances of trial court error does not individually constitute cause for reversal.” State v. Garner, 74 Ohio St.3d 49, 64 , 656 N.E.2d 623 (1995).

2026We disagree. {¶ 54} Under the doctrine of cumulative error, "[s]eparately harmless errors may violate a defendant's right to a fair trial when the errors are considered together." State v. Harris, 2004-Ohio-3570, ¶ 40 (2d Dist), citing State v. Madrigal, 87 Ohio St.3d 378, 397 .

2026We disagree. {¶ 54} Under the doctrine of cumulative error, "[s]eparately harmless errors may violate a defendant's right to a fair trial when the errors are considered together." State v. Harris, 2004-Ohio-3570, ¶ 40 (2d Dist), citing State v. Madrigal, 87 Ohio St.3d 378, 397 .

2026“However, the doctrine of cumulative error is inapplicable when the alleged errors are found to be harmless or nonexistent.” State v. Allen, 2016-Ohio-102, ¶ 53 (8th Dist.), citing State v. Brown, 2003-Ohio-5059 , ¶ 48.

2026“The doctrine of cumulative error is inapplicable when the alleged errors are found to be harmless or nonexistent.” Id., citing State v. Jackson, 2023-Ohio-2381 , ¶ 84 (8th Dist.), quoting State v. Allen, 2016-Ohio-102, ¶ 53 (8th Dist.).

2025“To find cumulative error, a court must first find multiple errors committed at trial and determine that there is a reasonable probability that the outcome below would have been different but for the combination of the harmless errors.” (Emphasis added.) In re J.M., 2012-Ohio-1467, ¶ 36 (3d Dist.). {¶63} Here, we have not found multiple errors in this case, thus the cumulative error doctrine does not apply.

2025“To find cumulative error, a court must first find multiple errors committed at trial and determine that there is a reasonable probability that the outcome below would have -21- Case No. 3-24-06 been different but for the combination of the harmless errors.” (Emphasis added.) In re J.M., 2012-Ohio-1467, ¶ 36 (3d Dist.). {¶60} Here, we have not found multiple errors in this case, thus the cumulative error doctrine does not apply.

2024“For the cumulative error doctrine to apply, there must first be a finding that multiple errors were committed at trial.” Id., citing State v. Moore, 2019-Ohio-3705, ¶ 87 .

2022Wood No. WD-18-030, 2019-Ohio-3705, ¶ 87 . 27. {¶ 46} Here, other than the standard for the cumulative error doctrine, appellant cites no legal authority to support his position with respect to any of the alleged errors.

2026He contends that “if the errors complained of in the first three assignments of error, standing alone, do not call for reversal of his conviction, cumulatively, they deprived him of a fair trial.” (Appellant’s brief p. 14.) Under the cumulative-error doctrine, a conviction may be reversed when the cumulative effect of nonprejudicial errors “deprives a defendant of a fair trial even though each of the instances of trial-court error does not individually constitute cause for reversal.” State v. Garrett, 2022-Ohio-4218, ¶ 270 , citing State v. Powell, 2012-Ohio-2577, ¶ 223 .

2026The cumulative error doctrine provides that “a conviction will be reversed when the cumulative effect of errors in a trial deprives a defendant of a fair trial even though each of the numerous instances of trial court error does not individually constitute cause for reversal.” State v. McKelton, 2016-Ohio-5735, ¶ 321 , quoting State v. Powell, 2012-Ohio-2577, ¶ 223 .

2026We disagree. {¶ 54} Under the doctrine of cumulative error, "[s]eparately harmless errors may violate a defendant's right to a fair trial when the errors are considered together." State v. Harris, 2004-Ohio-3570, ¶ 40 (2d Dist), citing State v. Madrigal, 87 Ohio St.3d 378, 397 .

2026We disagree. {¶ 54} Under the doctrine of cumulative error, "[s]eparately harmless errors may violate a defendant's right to a fair trial when the errors are considered together." State v. Harris, 2004-Ohio-3570, ¶ 40 (2d Dist), citing State v. Madrigal, 87 Ohio St.3d 378, 397 .

2026Under the doctrine of cumulative error, “a judgment may be reversed where the cumulative effect of errors deprives a defendant of his constitutional rights, even though the errors individually do not rise to the level of prejudicial error.” State v. Johnson, 2010-Ohio-5440 , ¶ 34 (10th Dist.), citing State v. Garner, 1995-Ohio-168, ¶ 62 . “[W]hen none of [an appellant’s] individual claims of ineffective assistance of counsel have merit, cumulative error cannot be established simply by joining those meritless claims together.” State v. Graham, 2020-Ohio-6700, ¶ 170 ; see also Columbus v. Beasle

2026Under the doctrine of cumulative error, “a judgment may be reversed where the cumulative effect of errors deprives a defendant of his constitutional rights, even though the errors individually do not rise to the level of prejudicial error.” State v. Johnson, 2010-Ohio-5440 , ¶ 34 (10th Dist.), citing State v. Garner, 1995-Ohio-168, ¶ 62 . “[W]hen none of [an appellant’s] individual claims of ineffective assistance of counsel have merit, cumulative error cannot be established simply by joining those meritless claims together.” State v. Graham, 2020-Ohio-6700, ¶ 170 ; see also Columbus v. Beasle

2026The cumulative error doctrine provides that “a conviction will be reversed when the cumulative effect of errors in a trial deprives a defendant of a fair trial even though each of the numerous instances of trial court error does not individually constitute cause for reversal.” State v. McKelton, 2016-Ohio-5735, ¶ 321 , quoting State v. Powell, 2012-Ohio-2577, ¶ 223 .

2023Under the cumulative error doctrine, “‘a conviction will be reversed when the cumulative effect of errors in a trial deprives a defendant of a fair trial even though each of the numerous instances of trial-court error does not individually constitute cause for reversal.’” State v. McKelton, 148 Ohio St.3d 261 , 2016-Ohio-5735 , 70 N.E.3d 508, ¶ 321 , quoting State v. Powell, 132 Ohio St.3d 233 , 2012-Ohio2577, 971 N.E.2d 865 , ¶ 223.

2026We disagree. {¶63} “Under the cumulative error doctrine, a conviction may be reversed when the cumulative effect of errors deprive a defendant of the constitutional right to a fair trial even though none of the errors, in isolation, was prejudicial.” State v. Boone, 2013-Ohio-2664, ¶ 38 (9th Dist.), citing State v. DeMarco, 31 Ohio St.3d 191 (1987), paragraph two of the syllabus.

2025We disagree. {¶75} “Under the cumulative error doctrine, a conviction may be reversed when the cumulative effect of errors deprives a defendant of the constitutional right to a fair trial even though none of the errors, in isolation, was prejudicial.” State v. Boone, 2013-Ohio-2664, ¶ 38 (9th Dist.), citing State v. DeMarco, 31 Ohio St.3d 191 (1987), paragraph two of the syllabus.