I upload a zip file and when trying to unzip I get this error:

System.Web.Services.Protocols.SoapException: Server was unable to process request. ---> System.Exception: Error executing 'UNZIP_FILES' task on '' FILES ---> System.Web.Services.Protocols.SoapException: System.Web.Services.Protocols.SoapException: Server was unable to process request. ---> Ionic.Zip.ZipException: C:HostingSpacesadmingwxtecnologia.com.brwwwrootsite.zip could not be read ---> Ionic.Zip.BadReadException: ZipEntry::ReadHeader(): Bad signature (0x21726152) at position 0x00000000 at Ionic.Zip.ZipEntry.ReadHeader(ZipEntry ze, Encoding defaultEncoding) at Ionic.Zip.ZipEntry.Read(ZipFile zf, Boolean first) at Ionic.Zip.ZipFile.ReadIntoInstance_Orig(ZipFile zf) at Ionic.Zip.ZipFile.ReadIntoInstance(ZipFile zf) at Ionic.Zip.ZipFile.Read(String fileName, TextWriter statusMessageWriter, Encoding encoding, EventHandler`1 readProgress) --- End of inner exception stack trace --- at Ionic.Zip.ZipFile.Read(String fileName, TextWriter statusMessageWriter, Encoding encoding, EventHandler`1 readProgress) at SolidCP.Providers.Utils.FileUtils.UnzipFiles(String zipFile, String destFolder) at SolidCP.Server.OperatingSystem.UnzipFiles(String zipFile, String destFolder) --- End of inner exception stack trace --- at System.Web.Services.Protocols.SoapHttpClientProtocol.ReadResponse(SoapClientMessage message, WebResponse response, Stream responseStream, Boolean asyncCall) at System.Web.Services.Protocols.SoapHttpClientProtocol.Invoke(String methodName, Object[] parameters) at SolidCP.Providers.OS.OperatingSystem.UnzipFiles(String zipFile, String destFolder) at SolidCP.EnterpriseServer.FilesController.UnzipFiles(Int32 packageId, String[] files) --- End of inner exception stack trace --- at SolidCP.EnterpriseServer.FilesController.UnzipFiles(Int32 packageId, String[] files) at SolidCP.EnterpriseServer.esFiles.UnzipFiles(Int32 packageId, String[] files) --- End of inner exception stack trace ---

Any suggestions to solve this?