Buffer cannot be null. Parameter name: buffer

System.ArgumentNullException: Buffer cannot be null. Parameter name: buffer

System.ArgumentNullException: Buffer cannot be null.
Parameter name: buffer
   at System.IO.MemoryStream..ctor(Byte[] buffer, Boolean writable)
   at System.IO.MemoryStream..ctor(Byte[] buffer)
   at OOP.Report.ResourceServer.Controllers.CrystalReportController.<GetCrystalReport>d__3.MoveNext() in D:\Source\Git\OOP\OOP\OOP.Report.ResourceServer\Controllers\CrystalReportController.cs:line 75
--- End of stack trace from previous location where exception was thrown ---
   at System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task)
   at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
   at System.Threading.Tasks.TaskHelpersExtensions.<CastToObject>d__1`1.MoveNext()
--- End of stack trace from previous location where exception was thrown ---
   at System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task)
   at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
   at System.Web.Http.Controllers.ApiControllerActionInvoker.<InvokeActionAsyncCore>d__1.MoveNext()
--- End of stack trace from previous location where exception was thrown ---
   at System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task)
   at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
   at System.Web.Http.Controllers.ActionFilterResult.<ExecuteAsync>d__5.MoveNext()
--- End of stack trace from previous location where exception was thrown ---
   at System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task)
   at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
   at System.Web.Http.Filters.AuthorizationFilterAttribute.<ExecuteAuthorizationFilterAsyncCore>d__3.MoveNext()
--- End of stack trace from previous location where exception was thrown ---
   at System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task)
   at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
   at System.Web.Http.Filters.AuthorizationFilterAttribute.<ExecuteAuthorizationFilterAsyncCore>d__3.MoveNext()
--- End of stack trace from previous location where exception was thrown ---
   at System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task)
   at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
   at System.Web.Http.Filters.AuthorizationFilterAttribute.<ExecuteAuthorizationFilterAsyncCore>d__3.MoveNext()
--- End of stack trace from previous location where exception was thrown ---
   at System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task)
   at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
   at System.Web.Http.Controllers.ExceptionFilterResult.<ExecuteAsync>d__6.MoveNext()

Logged on Friday, August 29, 2025 at 3:36:45 PM

See also:

Server Variables

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APPL_MD_PATH/LM/W3SVC/20/ROOT
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CERT_COOKIE
CERT_FLAGS
CERT_ISSUER
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CERT_SERIALNUMBER
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CERT_SUBJECT
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GATEWAY_INTERFACECGI/1.1
HTTP_ACCEPT*/*
HTTP_ACCEPT_ENCODINGgzip, deflate, br, zstd
HTTP_ACCEPT_LANGUAGEen-US,en;q=0.9
HTTP_APPCLIENTOOP
HTTP_APPLICATIONINSIGHTS_REQUESTTRACKINGTELEMETRYMODULE_ROOTREQUEST_IDa42e6885-29ae-4819-895e-345bf71b3e8f
HTTP_AUTHORIZATIONBearer dm66IY9EBK9vEhJZn2WA9Ed1oYqXSoJ_7PSyf4AKg9qri59Z14XWRH6hla8K1Yag-oqnz2Xnj56NMVaeU1gQKE160OrPh_jpOjZfnqLrDvVtuMUTN4HVmDMOzK5mLkMsx6Mjgn_D6nR8znDzV2U77Mec49uRXwRIVks5attyX4qoKgjRzMk-UR-ZUIpVUePTK_RXfw4I5uiC8IURTSofSZET_jodnTfvcFWuX65PY0uR-jMMrF24oEJ5YgxB-lf7QWCKX4HZwfq1q8umZW68N5kC4GIqM38eAhnX_SmTvOHKpUrj0MpWaQDmuCs8IbQBaCMyUomgKvt350LeP5tZztUTW-sjUagL1SJiFy7fcY-sgxwNoT0lWfBNoTWsjDhYg9qVv1Nx3ug531C0PMJsMyXeOlgdF-5Tm1ZR4CY8jgm9M5L5Uqyz7NzI-GIqe4P2TVOph0uy9K1gNwa3wGdBGJcVETQ
HTTP_CONNECTIONclose
HTTP_CONTENT_LENGTH35
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HTTP_HOSToopreport.ramrajcotton.net
HTTP_ORIGINhttps://portal.ramrajcotton.net
HTTP_PRIORITYu=1, i
HTTP_REFERERhttps://portal.ramrajcotton.net/
HTTP_SEC_CH_UA"Not;A=Brand";v="99", "Google Chrome";v="139", "Chromium";v="139"
HTTP_SEC_CH_UA_MOBILE?0
HTTP_SEC_CH_UA_PLATFORM"Windows"
HTTP_SEC_FETCH_DESTempty
HTTP_SEC_FETCH_MODEcors
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HTTP_SELECTEDBPID52830
HTTP_SELECTEDDIVISIONID1,4,3,7,6,2,5,8
HTTP_USER_AGENTMozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/139.0.0.0 Safari/537.36
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INSTANCE_ID20
INSTANCE_META_PATH/LM/W3SVC/20
LOCAL_ADDR10.0.0.198
LOGON_USERC054003
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QUERY_STRING
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SERVER_SOFTWAREMicrosoft-IIS/10.0
URL/api/CrystalReport/GetCrystalReport