Hi to all i have a strange behavior when some of my users open files xlsx (not all but someone) they found corrupted files xlsx with this characters inside (from owncloud 10.15.2 and the official app connecting to dockercompose onlyoffice community edition)
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<Types xmlns="http://schemas.openxmlformats.org/package/2006/content-types"><Default Extension="vml" ContentType="application/vnd.openxmlformats-officedocument.vmlDrawing"/><Default Extension="wmf" ContentType="image/x-wmf"/><Default Extension="png" ContentType="image/png"/><Default Extension="jpeg" ContentType="image/jpeg"/><Default Extension="xml" ContentType="application/xml"/><Default Extension="rels" ContentType="application/vnd.openxmlformats-package.relationships+xml"/><Default Extension="bin" ContentType="application/vnd.openxmlformats-officedocument.oleObject"/><Override PartName="/docProps/app.xml" ContentType="application/vnd.openxmlformats-officedocument.extended-properties+xml"/><Override PartName="/docProps/core.xml" ContentType="application/vnd.openxmlformats-package.core-properties+xml"/><Override PartName="/xl/persons/person.xml" ContentType="application/vnd.ms-excel.person+xml"/><Override PartName="/xl/threadedComments/threadedComment1.xml" ContentType="application/vnd.ms-excel.threadedcomments+xml"/><Override PartName="/xl/worksheets/sheet2.xml" ContentType="application/vnd.openxmlformats-officedocument.spreadsheetml.worksheet+xml"/><Override PartName="/xl/worksheets/sheet1.xml" ContentType="application/vnd.openxmlformats-officedocument.spreadsheetml.worksheet+xml"/><Override PartName="/xl/threadedComments/threadedComment2.xml" ContentType="application/vnd.ms-excel.threadedcomments+xml"/><Override PartName="/xl/theme/theme1.xml" ContentType="application/vnd.openxmlformats-officedocument.theme+xml"/><Override PartName="/xl/comments2.xml" ContentType="application/vnd.openxmlformats-officedocument.spreadsheetml.comments+xml"/><Override PartName="/xl/sharedStrings.xml" ContentType="application/vnd.openxmlformats-officedocument.spreadsheetml.sharedStrings+xml"/><Override PartName="/xl/comments1.xml" ContentType="application/vnd.openxmlformats-officedocument.spreadsheetml.comments+xml"/><Override PartName="/xl/styles.xml" ContentType="application/vnd.openxmlformats-officedocument.spreadsheetml.styles+xml"/><Override PartName="/xl/workbook.xml" ContentType="application/vnd.openxmlformats-officedocument.spreadsheetml.sheet.main+xml"/></Types>PK
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what can i look for to solve the issue? thanks in advance.