Created attachment 112967 [details]
Example of crashing Calc 4.4.0 but not earlier releases

Call of GetExitCodeProcess system function (kernel32) crashes Calc 4.4.0.3 (final).
There is no crash with releases 4.3.5, 4.3.4 or earlier.
See attached example Or12.ods: Steps to reproduce:
* Fill the application path and press the button.
4.4.0 crashes, other versions (including ancient ones) do not.

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code from the example file:
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Declare Function CreateProcessA Lib "kernel32" (ByVal _
  lpApplicationName As Long, ByVal lpCommandLine As String, ByVal _
  lpProcessAttributes As Long, ByVal lpThreadAttributes As Long, _
  ByVal bInheritHandles As Long, ByVal dwCreationFlags As Long, _
  ByVal lpEnvironment As Long, ByVal lpCurrentDirectory As Long, _
  lpStartupInfo As STARTUPINFO, lpProcessInformation As _
  PROCESS_INFORMATION) As Long
Declare Function GetExitCodeProcess Lib "kernel32" _
  (ByVal hProcess As Long, lpExitCode As Long) As Long
Const STILL_ACTIVE = &H103
Const PROCESS_QUERY_INFORMATION = &H400

Type STARTUPINFO
  cb As Long
  lpReserved As String
  lpDesktop As String
  lpTitle As String
  dwX As Long
  dwY As Long
  dwXSize As Long
  dwYSize As Long
  dwXCountChars As Long
  dwYCountChars As Long
  dwFillAttribute As Long
  dwFlags As Long
  wShowWindow As Integer
  cbReserved2 As Integer
  lpReserved2 As Long
  hStdInput As Long
  hStdOutput As Long
  hStdError As Long
End Type
Type PROCESS_INFORMATION
  hProcess As Long
  hThread As Long
  dwProcessID As Long
  dwThreadID As Long
End Type
Const NORMAL_PRIORITY_CLASS = &H20&
Function ShellWithWait(ProgLine As String) As Boolean
  Dim proc As PROCESS_INFORMATION
  Dim start As STARTUPINFO
  Dim iA As Integer
  Dim hProcess As Long, RetVal As Long, RetC As Long, sss As Long, ttt As Long
  On Error GoTo ErrorHandler
  start.cb = 68
  RetC = CreateProcessA(0&, ProgLine, 0&, 0&, 1&, _
    NORMAL_PRIORITY_CLASS, 0&, 0&, start, proc)
  If RetC = 0 Then
    MsgBox("An error (code " & RetC & ") occured during process creation of program " & ProgLine)
    ShellWithWait = False
  End If
  Do
    GetExitCodeProcess(proc.hProcess, RetVal)
    DoEvents
  Loop While RetVal = STILL_ACTIVE
  ShellWithWait = True
exitProc:
  Exit Function
ErrorHandler:
  Select Case Err
    Case Else
      MsgBox("Error no. " & Err & " occured during starting program " & ProgLine)
      ShellWithWait = False
      Resume exitProc
  End Select
  Resume
End Function

Sub ButtonClicked
  Dim Sh As Object, Cl As Object
  Set Sh = ThisComponent.getSheets().getByName("ABC")
  Set Cl = Sh.getCellByPosition(0, 0)  
  ShellWithWait(Cl.String)
End Sub