Fehler "Cannot determine size of graphic" beim Laden eines PNG-Bildes

This is pdfTeX, Version 3.14159265-2.6-1.40.17 (MiKTeX 2.9 64-bit) (preloaded format=latex 2017.6.28)  28 JUN 2017 09:42
    entering extended mode
    **./Sa-I_TrcK_DesMoor_SF7000.tex
    (Sa-I_TrcK_DesMoor_SF7000.tex
    LaTeX2e <2016/03/31>
    Babel <3.9r> and hyphenation patterns for 75 language(s) loaded.
    (LayoutAndCover/PackagesLoad.tex
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Package: graphicx 2014/10/28 v1.0g Enhanced LaTeX Graphics (DPC,SPQR)

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Package: graphics 2016/05/09 v1.0r Standard LaTeX Graphics (DPC,SPQR)
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Package graphics Info: Driver file: dvips.def on input line 96.

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Driver file for pgf: pgfsys-dvips.def

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Package xcolor Info: Driver file: dvips.def on input line 225.
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Package: pdflscape 2016/05/14 v0.11 Display of landscape pages in PDF (HO)

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Package: ifxetex 2010/09/12 v0.6 Provides ifxetex conditional
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Package pdflscape Info: Auto-detected driver: dvips (dvips) on input line 125.
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Package hyperref Message: Driver (default): hdvips.

("D:\Programme\MiKTeX 2.9\tex\latex\hyperref\hdvips.def"
File: hdvips.def 2016/05/21 v6.83p Hyperref driver for dvips
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*geometry* driver: auto-detecting
*geometry* detected driver: dvips
*geometry* verbose mode - [ preamble ] result:
* driver: dvips
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! LaTeX Error: Cannot determine size of graphic in ./LayoutAndCover/CoverPictur
e.png (no BoundingBox).

See the LaTeX manual or LaTeX Companion for explanation.
Type  H <return>  for immediate help.
 ...

l.34 ...twidth]{./LayoutAndCover/CoverPicture.png}

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If that doesn't work, type  X <return>  to quit.

File: ./LayoutAndCover/CoverPicture.png Graphic file (type eps)
<./LayoutAndCover/CoverPicture.png> [1    
]

! LaTeX Error: Cannot determine size of graphic in ./LayoutAndCover/bosch_Log
o.png (no BoundingBox).

See the LaTeX manual or LaTeX Companion for explanation.
Type  H <return>  for immediate help.
 ...

l.52 \end{titlepage}

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If that doesn't work, type  X <return>  to quit.

File: ./LayoutAndCover/bosch_Logo.png Graphic file (type eps)
<./LayoutAndCover/bosch_Logo.png>
Overfull \vbox (1.08003pt too high) has occurred while \output is active []
...
! LaTeX Error: Cannot determine size of graphic in ./LayoutAndCover/bosch_Log
o.png (no BoundingBox).

See the LaTeX manual or LaTeX Companion for explanation.
Type  H <return>  for immediate help.
 ...

l.110 \newpage

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If that doesn't work, type  X <return>  to quit.

File: ./LayoutAndCover/bosch_Logo.png Graphic file (type eps)
<./LayoutAndCover/bosch_Logo.png>
...
Output written on Sa-I_TrcK_DesMoor_SF7000.dvi (29 pages, 196016 bytes).