Two cases when you get this error:
1. When the stream is of 0 length or null
2. When the stream you are trying to save as image is not actually an image, like for eg: I have the stream of a pdf file received from a service and I am trying to convert this to an image.
1. When the stream is of 0 length or null
2. When the stream you are trying to save as image is not actually an image, like for eg: I have the stream of a pdf file received from a service and I am trying to convert this to an image.
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